13e519524SHoward Hinnant// -*- C++ -*- 2eb8650a7SLouis Dionne//===----------------------------------------------------------------------===// 33e519524SHoward Hinnant// 457b08b09SChandler Carruth// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 557b08b09SChandler Carruth// See https://llvm.org/LICENSE.txt for license information. 657b08b09SChandler Carruth// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 73e519524SHoward Hinnant// 83e519524SHoward Hinnant//===----------------------------------------------------------------------===// 93e519524SHoward Hinnant 103e519524SHoward Hinnant#ifndef _LIBCPP_ALGORITHM 113e519524SHoward Hinnant#define _LIBCPP_ALGORITHM 123e519524SHoward Hinnant 133e519524SHoward Hinnant/* 143e519524SHoward Hinnant algorithm synopsis 153e519524SHoward Hinnant 163e519524SHoward Hinnant#include <initializer_list> 173e519524SHoward Hinnant 183e519524SHoward Hinnantnamespace std 193e519524SHoward Hinnant{ 203e519524SHoward Hinnant 21d3729bb3SNikolas Klausernamespace ranges { 221e77b396SNikolas Klauser template <class I, class F> 231e77b396SNikolas Klauser struct in_fun_result; // since C++20 241e77b396SNikolas Klauser 25d3729bb3SNikolas Klauser template <class I1, class I2> 26d3729bb3SNikolas Klauser struct in_in_result; // since C++20 27f3514af4SNikolas Klauser 28f3514af4SNikolas Klauser template <class I1, class I2, class O> 29f3514af4SNikolas Klauser struct in_in_out_result; // since C++20 30610979b3SNikolas Klauser 31610979b3SNikolas Klauser template <class I, class O1, class O2> 32610979b3SNikolas Klauser struct in_out_out_result; // since C++20 331e77b396SNikolas Klauser 34807766beSNikolas Klauser template <class I1, class I2> 35807766beSNikolas Klauser struct min_max_result; // since C++20 36807766beSNikolas Klauser 3768f4131cSNikolas Klauser template <class I> 3868f4131cSNikolas Klauser struct in_found_result; // since C++20 3968f4131cSNikolas Klauser 403b470d1cSNikolas Klauser template<forward_iterator I, sentinel_for<I> S, class Proj = identity, 413b470d1cSNikolas Klauser indirect_strict_weak_order<projected<I, Proj>> Comp = ranges::less> // since C++20 423b470d1cSNikolas Klauser constexpr I min_element(I first, S last, Comp comp = {}, Proj proj = {}); 433b470d1cSNikolas Klauser 443b470d1cSNikolas Klauser template<forward_range R, class Proj = identity, 453b470d1cSNikolas Klauser indirect_strict_weak_order<projected<iterator_t<R>, Proj>> Comp = ranges::less> // since C++20 463b470d1cSNikolas Klauser constexpr borrowed_iterator_t<R> min_element(R&& r, Comp comp = {}, Proj proj = {}); 47*c2cd15a6SNikolas Klauser 48*c2cd15a6SNikolas Klauser template <input_iterator I1, sentinel_for<_I1> S1, input_iterator I2, sentinel_for<_I2> S2, 49*c2cd15a6SNikolas Klauser class Pred = ranges::equal_to, class Proj1 = identity, class Proj2 = identity> 50*c2cd15a6SNikolas Klauser requires indirectly_comparable<I1, I2, Pred, Proj1, Proj2> 51*c2cd15a6SNikolas Klauser constexpr mismatch_result<_I1, _I2> 52*c2cd15a6SNikolas Klauser mismatch()(I1 first1, S1 last1, I2 first2, S2 last2, Pred pred = {}, Proj1 proj1 = {}, Proj2 proj2 = {}) // since C++20 53*c2cd15a6SNikolas Klauser 54*c2cd15a6SNikolas Klauser template <input_range R1, input_range R2, 55*c2cd15a6SNikolas Klauser class Pred = ranges::equal_to, class Proj1 = identity, class Proj2 = identity> 56*c2cd15a6SNikolas Klauser requires indirectly_comparable<iterator_t<R1>, iterator_t<R2>, Pred, Proj1, Proj2> 57*c2cd15a6SNikolas Klauser constexpr mismatch_result<borrowed_iterator_t<R1>, borrowed_iterator_t<R2>> 58*c2cd15a6SNikolas Klauser mismatch(R1&& r1, R2&& r2, Pred pred = {}, Proj1 proj1 = {}, Proj2 proj2 = {}) // since C++20 59d3729bb3SNikolas Klauser} 60d3729bb3SNikolas Klauser 613e519524SHoward Hinnanttemplate <class InputIterator, class Predicate> 62706ffef7SMarshall Clow constexpr bool // constexpr in C++20 633e519524SHoward Hinnant all_of(InputIterator first, InputIterator last, Predicate pred); 643e519524SHoward Hinnant 653e519524SHoward Hinnanttemplate <class InputIterator, class Predicate> 66706ffef7SMarshall Clow constexpr bool // constexpr in C++20 673e519524SHoward Hinnant any_of(InputIterator first, InputIterator last, Predicate pred); 683e519524SHoward Hinnant 693e519524SHoward Hinnanttemplate <class InputIterator, class Predicate> 70706ffef7SMarshall Clow constexpr bool // constexpr in C++20 713e519524SHoward Hinnant none_of(InputIterator first, InputIterator last, Predicate pred); 723e519524SHoward Hinnant 733e519524SHoward Hinnanttemplate <class InputIterator, class Function> 741b9a4ffdSMarshall Clow constexpr Function // constexpr in C++20 753e519524SHoward Hinnant for_each(InputIterator first, InputIterator last, Function f); 763e519524SHoward Hinnant 77d5c65ffaSMarshall Clowtemplate<class InputIterator, class Size, class Function> 781b9a4ffdSMarshall Clow constexpr InputIterator // constexpr in C++20 791b9a4ffdSMarshall Clow for_each_n(InputIterator first, Size n, Function f); // C++17 80d5c65ffaSMarshall Clow 813e519524SHoward Hinnanttemplate <class InputIterator, class T> 8249c7643cSMarshall Clow constexpr InputIterator // constexpr in C++20 833e519524SHoward Hinnant find(InputIterator first, InputIterator last, const T& value); 843e519524SHoward Hinnant 853e519524SHoward Hinnanttemplate <class InputIterator, class Predicate> 8649c7643cSMarshall Clow constexpr InputIterator // constexpr in C++20 873e519524SHoward Hinnant find_if(InputIterator first, InputIterator last, Predicate pred); 883e519524SHoward Hinnant 893e519524SHoward Hinnanttemplate<class InputIterator, class Predicate> 90b8bc4e15SArthur O'Dwyer constexpr InputIterator // constexpr in C++20 913e519524SHoward Hinnant find_if_not(InputIterator first, InputIterator last, Predicate pred); 923e519524SHoward Hinnant 933e519524SHoward Hinnanttemplate <class ForwardIterator1, class ForwardIterator2> 94b8bc4e15SArthur O'Dwyer constexpr ForwardIterator1 // constexpr in C++20 953e519524SHoward Hinnant find_end(ForwardIterator1 first1, ForwardIterator1 last1, 963e519524SHoward Hinnant ForwardIterator2 first2, ForwardIterator2 last2); 973e519524SHoward Hinnant 983e519524SHoward Hinnanttemplate <class ForwardIterator1, class ForwardIterator2, class BinaryPredicate> 99b8bc4e15SArthur O'Dwyer constexpr ForwardIterator1 // constexpr in C++20 1003e519524SHoward Hinnant find_end(ForwardIterator1 first1, ForwardIterator1 last1, 1013e519524SHoward Hinnant ForwardIterator2 first2, ForwardIterator2 last2, BinaryPredicate pred); 1023e519524SHoward Hinnant 1033e519524SHoward Hinnanttemplate <class ForwardIterator1, class ForwardIterator2> 1048694428eSMarshall Clow constexpr ForwardIterator1 // constexpr in C++20 1053e519524SHoward Hinnant find_first_of(ForwardIterator1 first1, ForwardIterator1 last1, 1063e519524SHoward Hinnant ForwardIterator2 first2, ForwardIterator2 last2); 1073e519524SHoward Hinnant 1083e519524SHoward Hinnanttemplate <class ForwardIterator1, class ForwardIterator2, class BinaryPredicate> 1098694428eSMarshall Clow constexpr ForwardIterator1 // constexpr in C++20 1103e519524SHoward Hinnant find_first_of(ForwardIterator1 first1, ForwardIterator1 last1, 1113e519524SHoward Hinnant ForwardIterator2 first2, ForwardIterator2 last2, BinaryPredicate pred); 1123e519524SHoward Hinnant 1133e519524SHoward Hinnanttemplate <class ForwardIterator> 1148694428eSMarshall Clow constexpr ForwardIterator // constexpr in C++20 1153e519524SHoward Hinnant adjacent_find(ForwardIterator first, ForwardIterator last); 1163e519524SHoward Hinnant 1173e519524SHoward Hinnanttemplate <class ForwardIterator, class BinaryPredicate> 1188694428eSMarshall Clow constexpr ForwardIterator // constexpr in C++20 1193e519524SHoward Hinnant adjacent_find(ForwardIterator first, ForwardIterator last, BinaryPredicate pred); 1203e519524SHoward Hinnant 1213e519524SHoward Hinnanttemplate <class InputIterator, class T> 122056f15e3SMarshall Clow constexpr typename iterator_traits<InputIterator>::difference_type // constexpr in C++20 1233e519524SHoward Hinnant count(InputIterator first, InputIterator last, const T& value); 1243e519524SHoward Hinnant 1253e519524SHoward Hinnanttemplate <class InputIterator, class Predicate> 126056f15e3SMarshall Clow constexpr typename iterator_traits<InputIterator>::difference_type // constexpr in C++20 1273e519524SHoward Hinnant count_if(InputIterator first, InputIterator last, Predicate pred); 1283e519524SHoward Hinnant 1293e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2> 1306538e28dSMarshall Clow constexpr pair<InputIterator1, InputIterator2> // constexpr in C++20 1313e519524SHoward Hinnant mismatch(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2); 1323e519524SHoward Hinnant 1330b0bbd2fSMarshall Clowtemplate <class InputIterator1, class InputIterator2> 1346538e28dSMarshall Clow constexpr pair<InputIterator1, InputIterator2> // constexpr in C++20 1350b0bbd2fSMarshall Clow mismatch(InputIterator1 first1, InputIterator1 last1, 1360b0bbd2fSMarshall Clow InputIterator2 first2, InputIterator2 last2); // **C++14** 1370b0bbd2fSMarshall Clow 1383e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class BinaryPredicate> 1396538e28dSMarshall Clow constexpr pair<InputIterator1, InputIterator2> // constexpr in C++20 1403e519524SHoward Hinnant mismatch(InputIterator1 first1, InputIterator1 last1, 1413e519524SHoward Hinnant InputIterator2 first2, BinaryPredicate pred); 1423e519524SHoward Hinnant 1430b0bbd2fSMarshall Clowtemplate <class InputIterator1, class InputIterator2, class BinaryPredicate> 1446538e28dSMarshall Clow constexpr pair<InputIterator1, InputIterator2> // constexpr in C++20 1450b0bbd2fSMarshall Clow mismatch(InputIterator1 first1, InputIterator1 last1, 1460b0bbd2fSMarshall Clow InputIterator2 first2, InputIterator2 last2, 1470b0bbd2fSMarshall Clow BinaryPredicate pred); // **C++14** 1480b0bbd2fSMarshall Clow 1493e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2> 1506538e28dSMarshall Clow constexpr bool // constexpr in C++20 1513e519524SHoward Hinnant equal(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2); 1523e519524SHoward Hinnant 1530b0bbd2fSMarshall Clowtemplate <class InputIterator1, class InputIterator2> 1546538e28dSMarshall Clow constexpr bool // constexpr in C++20 1550b0bbd2fSMarshall Clow equal(InputIterator1 first1, InputIterator1 last1, 1560b0bbd2fSMarshall Clow InputIterator2 first2, InputIterator2 last2); // **C++14** 1570b0bbd2fSMarshall Clow 1583e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class BinaryPredicate> 1596538e28dSMarshall Clow constexpr bool // constexpr in C++20 1603e519524SHoward Hinnant equal(InputIterator1 first1, InputIterator1 last1, 1613e519524SHoward Hinnant InputIterator2 first2, BinaryPredicate pred); 1623e519524SHoward Hinnant 1630b0bbd2fSMarshall Clowtemplate <class InputIterator1, class InputIterator2, class BinaryPredicate> 1646538e28dSMarshall Clow constexpr bool // constexpr in C++20 1650b0bbd2fSMarshall Clow equal(InputIterator1 first1, InputIterator1 last1, 1660b0bbd2fSMarshall Clow InputIterator2 first2, InputIterator2 last2, 1670b0bbd2fSMarshall Clow BinaryPredicate pred); // **C++14** 1680b0bbd2fSMarshall Clow 1693e519524SHoward Hinnanttemplate<class ForwardIterator1, class ForwardIterator2> 17049c7643cSMarshall Clow constexpr bool // constexpr in C++20 1713e519524SHoward Hinnant is_permutation(ForwardIterator1 first1, ForwardIterator1 last1, 1723e519524SHoward Hinnant ForwardIterator2 first2); 1733e519524SHoward Hinnant 1740b0bbd2fSMarshall Clowtemplate<class ForwardIterator1, class ForwardIterator2> 17549c7643cSMarshall Clow constexpr bool // constexpr in C++20 1760b0bbd2fSMarshall Clow is_permutation(ForwardIterator1 first1, ForwardIterator1 last1, 1770b0bbd2fSMarshall Clow ForwardIterator2 first2, ForwardIterator2 last2); // **C++14** 1780b0bbd2fSMarshall Clow 1793e519524SHoward Hinnanttemplate<class ForwardIterator1, class ForwardIterator2, class BinaryPredicate> 18049c7643cSMarshall Clow constexpr bool // constexpr in C++20 1813e519524SHoward Hinnant is_permutation(ForwardIterator1 first1, ForwardIterator1 last1, 1823e519524SHoward Hinnant ForwardIterator2 first2, BinaryPredicate pred); 1833e519524SHoward Hinnant 1840b0bbd2fSMarshall Clowtemplate<class ForwardIterator1, class ForwardIterator2, class BinaryPredicate> 18549c7643cSMarshall Clow constexpr bool // constexpr in C++20 1860b0bbd2fSMarshall Clow is_permutation(ForwardIterator1 first1, ForwardIterator1 last1, 1870b0bbd2fSMarshall Clow ForwardIterator2 first2, ForwardIterator2 last2, 1880b0bbd2fSMarshall Clow BinaryPredicate pred); // **C++14** 1890b0bbd2fSMarshall Clow 1903e519524SHoward Hinnanttemplate <class ForwardIterator1, class ForwardIterator2> 19112f0a779SMarshall Clow constexpr ForwardIterator1 // constexpr in C++20 1923e519524SHoward Hinnant search(ForwardIterator1 first1, ForwardIterator1 last1, 1933e519524SHoward Hinnant ForwardIterator2 first2, ForwardIterator2 last2); 1943e519524SHoward Hinnant 1953e519524SHoward Hinnanttemplate <class ForwardIterator1, class ForwardIterator2, class BinaryPredicate> 19612f0a779SMarshall Clow constexpr ForwardIterator1 // constexpr in C++20 1973e519524SHoward Hinnant search(ForwardIterator1 first1, ForwardIterator1 last1, 1983e519524SHoward Hinnant ForwardIterator2 first2, ForwardIterator2 last2, BinaryPredicate pred); 1993e519524SHoward Hinnant 2003e519524SHoward Hinnanttemplate <class ForwardIterator, class Size, class T> 20112f0a779SMarshall Clow constexpr ForwardIterator // constexpr in C++20 2023e519524SHoward Hinnant search_n(ForwardIterator first, ForwardIterator last, Size count, const T& value); 2033e519524SHoward Hinnant 2043e519524SHoward Hinnanttemplate <class ForwardIterator, class Size, class T, class BinaryPredicate> 20512f0a779SMarshall Clow constexpr ForwardIterator // constexpr in C++20 2063e519524SHoward Hinnant search_n(ForwardIterator first, ForwardIterator last, 2073e519524SHoward Hinnant Size count, const T& value, BinaryPredicate pred); 2083e519524SHoward Hinnant 2093e519524SHoward Hinnanttemplate <class InputIterator, class OutputIterator> 21013c90a57SLouis Dionne constexpr OutputIterator // constexpr in C++20 2113e519524SHoward Hinnant copy(InputIterator first, InputIterator last, OutputIterator result); 2123e519524SHoward Hinnant 2133e519524SHoward Hinnanttemplate<class InputIterator, class OutputIterator, class Predicate> 21413c90a57SLouis Dionne constexpr OutputIterator // constexpr in C++20 2153e519524SHoward Hinnant copy_if(InputIterator first, InputIterator last, 2163e519524SHoward Hinnant OutputIterator result, Predicate pred); 2173e519524SHoward Hinnant 2183e519524SHoward Hinnanttemplate<class InputIterator, class Size, class OutputIterator> 21913c90a57SLouis Dionne constexpr OutputIterator // constexpr in C++20 2203e519524SHoward Hinnant copy_n(InputIterator first, Size n, OutputIterator result); 2213e519524SHoward Hinnant 2223e519524SHoward Hinnanttemplate <class BidirectionalIterator1, class BidirectionalIterator2> 22313c90a57SLouis Dionne constexpr BidirectionalIterator2 // constexpr in C++20 2243e519524SHoward Hinnant copy_backward(BidirectionalIterator1 first, BidirectionalIterator1 last, 2253e519524SHoward Hinnant BidirectionalIterator2 result); 2263e519524SHoward Hinnant 2273e519524SHoward Hinnanttemplate <class ForwardIterator1, class ForwardIterator2> 228b8bc4e15SArthur O'Dwyer constexpr ForwardIterator2 // constexpr in C++20 2293e519524SHoward Hinnant swap_ranges(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2); 2303e519524SHoward Hinnant 2319d905319SNikolas Klausertemplate<input_iterator I1, sentinel_for<I1> S1, input_iterator I2, sentinel_for<I2> S2> 2329d905319SNikolas Klauser requires indirectly_swappable<I1, I2> 2339d905319SNikolas Klauser constexpr ranges::swap_ranges_result<I1, I2> 2349d905319SNikolas Klauser ranges::swap_ranges(I1 first1, S1 last1, I2 first2, S2 last2); 2359d905319SNikolas Klauser 2369d905319SNikolas Klausertemplate<input_range R1, input_range R2> 2379d905319SNikolas Klauser requires indirectly_swappable<iterator_t<R1>, iterator_t<R2>> 2389d905319SNikolas Klauser constexpr ranges::swap_ranges_result<borrowed_iterator_t<R1>, borrowed_iterator_t<R2>> 2399d905319SNikolas Klauser ranges::swap_ranges(R1&& r1, R2&& r2); 2409d905319SNikolas Klauser 2413e519524SHoward Hinnanttemplate <class ForwardIterator1, class ForwardIterator2> 242b8bc4e15SArthur O'Dwyer constexpr void // constexpr in C++20 2433e519524SHoward Hinnant iter_swap(ForwardIterator1 a, ForwardIterator2 b); 2443e519524SHoward Hinnant 2453e519524SHoward Hinnanttemplate <class InputIterator, class OutputIterator, class UnaryOperation> 24699894b61SMarshall Clow constexpr OutputIterator // constexpr in C++20 2473e519524SHoward Hinnant transform(InputIterator first, InputIterator last, OutputIterator result, UnaryOperation op); 2483e519524SHoward Hinnant 2493e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class OutputIterator, class BinaryOperation> 25099894b61SMarshall Clow constexpr OutputIterator // constexpr in C++20 2513e519524SHoward Hinnant transform(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, 2523e519524SHoward Hinnant OutputIterator result, BinaryOperation binary_op); 2533e519524SHoward Hinnant 2543e519524SHoward Hinnanttemplate <class ForwardIterator, class T> 25512c7423fSMarshall Clow constexpr void // constexpr in C++20 2563e519524SHoward Hinnant replace(ForwardIterator first, ForwardIterator last, const T& old_value, const T& new_value); 2573e519524SHoward Hinnant 2583e519524SHoward Hinnanttemplate <class ForwardIterator, class Predicate, class T> 25912c7423fSMarshall Clow constexpr void // constexpr in C++20 2603e519524SHoward Hinnant replace_if(ForwardIterator first, ForwardIterator last, Predicate pred, const T& new_value); 2613e519524SHoward Hinnant 2623e519524SHoward Hinnanttemplate <class InputIterator, class OutputIterator, class T> 26312c7423fSMarshall Clow constexpr OutputIterator // constexpr in C++20 2643e519524SHoward Hinnant replace_copy(InputIterator first, InputIterator last, OutputIterator result, 2653e519524SHoward Hinnant const T& old_value, const T& new_value); 2663e519524SHoward Hinnant 2673e519524SHoward Hinnanttemplate <class InputIterator, class OutputIterator, class Predicate, class T> 26812c7423fSMarshall Clow constexpr OutputIterator // constexpr in C++20 2693e519524SHoward Hinnant replace_copy_if(InputIterator first, InputIterator last, OutputIterator result, Predicate pred, const T& new_value); 2703e519524SHoward Hinnant 2713e519524SHoward Hinnanttemplate <class ForwardIterator, class T> 2724bfb9313SMarshall Clow constexpr void // constexpr in C++20 2733e519524SHoward Hinnant fill(ForwardIterator first, ForwardIterator last, const T& value); 2743e519524SHoward Hinnant 2753e519524SHoward Hinnanttemplate <class OutputIterator, class Size, class T> 2764bfb9313SMarshall Clow constexpr OutputIterator // constexpr in C++20 2773e519524SHoward Hinnant fill_n(OutputIterator first, Size n, const T& value); 2783e519524SHoward Hinnant 2793e519524SHoward Hinnanttemplate <class ForwardIterator, class Generator> 2804bfb9313SMarshall Clow constexpr void // constexpr in C++20 2813e519524SHoward Hinnant generate(ForwardIterator first, ForwardIterator last, Generator gen); 2823e519524SHoward Hinnant 2833e519524SHoward Hinnanttemplate <class OutputIterator, class Size, class Generator> 2844bfb9313SMarshall Clow constexpr OutputIterator // constexpr in C++20 2853e519524SHoward Hinnant generate_n(OutputIterator first, Size n, Generator gen); 2863e519524SHoward Hinnant 2873e519524SHoward Hinnanttemplate <class ForwardIterator, class T> 288e8ea8296SMarshall Clow constexpr ForwardIterator // constexpr in C++20 2893e519524SHoward Hinnant remove(ForwardIterator first, ForwardIterator last, const T& value); 2903e519524SHoward Hinnant 2913e519524SHoward Hinnanttemplate <class ForwardIterator, class Predicate> 292e8ea8296SMarshall Clow constexpr ForwardIterator // constexpr in C++20 2933e519524SHoward Hinnant remove_if(ForwardIterator first, ForwardIterator last, Predicate pred); 2943e519524SHoward Hinnant 2953e519524SHoward Hinnanttemplate <class InputIterator, class OutputIterator, class T> 296e8ea8296SMarshall Clow constexpr OutputIterator // constexpr in C++20 2973e519524SHoward Hinnant remove_copy(InputIterator first, InputIterator last, OutputIterator result, const T& value); 2983e519524SHoward Hinnant 2993e519524SHoward Hinnanttemplate <class InputIterator, class OutputIterator, class Predicate> 300e8ea8296SMarshall Clow constexpr OutputIterator // constexpr in C++20 3013e519524SHoward Hinnant remove_copy_if(InputIterator first, InputIterator last, OutputIterator result, Predicate pred); 3023e519524SHoward Hinnant 3033e519524SHoward Hinnanttemplate <class ForwardIterator> 304b8bc4e15SArthur O'Dwyer constexpr ForwardIterator // constexpr in C++20 3053e519524SHoward Hinnant unique(ForwardIterator first, ForwardIterator last); 3063e519524SHoward Hinnant 3073e519524SHoward Hinnanttemplate <class ForwardIterator, class BinaryPredicate> 308b8bc4e15SArthur O'Dwyer constexpr ForwardIterator // constexpr in C++20 3093e519524SHoward Hinnant unique(ForwardIterator first, ForwardIterator last, BinaryPredicate pred); 3103e519524SHoward Hinnant 3113e519524SHoward Hinnanttemplate <class InputIterator, class OutputIterator> 312b8bc4e15SArthur O'Dwyer constexpr OutputIterator // constexpr in C++20 3133e519524SHoward Hinnant unique_copy(InputIterator first, InputIterator last, OutputIterator result); 3143e519524SHoward Hinnant 3153e519524SHoward Hinnanttemplate <class InputIterator, class OutputIterator, class BinaryPredicate> 316b8bc4e15SArthur O'Dwyer constexpr OutputIterator // constexpr in C++20 3173e519524SHoward Hinnant unique_copy(InputIterator first, InputIterator last, OutputIterator result, BinaryPredicate pred); 3183e519524SHoward Hinnant 3193e519524SHoward Hinnanttemplate <class BidirectionalIterator> 320f851db3dSArthur O'Dwyer constexpr void // constexpr in C++20 3213e519524SHoward Hinnant reverse(BidirectionalIterator first, BidirectionalIterator last); 3223e519524SHoward Hinnant 3233e519524SHoward Hinnanttemplate <class BidirectionalIterator, class OutputIterator> 324e8ea8296SMarshall Clow constexpr OutputIterator // constexpr in C++20 3253e519524SHoward Hinnant reverse_copy(BidirectionalIterator first, BidirectionalIterator last, OutputIterator result); 3263e519524SHoward Hinnant 3273e519524SHoward Hinnanttemplate <class ForwardIterator> 328b8bc4e15SArthur O'Dwyer constexpr ForwardIterator // constexpr in C++20 3293e519524SHoward Hinnant rotate(ForwardIterator first, ForwardIterator middle, ForwardIterator last); 3303e519524SHoward Hinnant 3313e519524SHoward Hinnanttemplate <class ForwardIterator, class OutputIterator> 332b8bc4e15SArthur O'Dwyer constexpr OutputIterator // constexpr in C++20 3333e519524SHoward Hinnant rotate_copy(ForwardIterator first, ForwardIterator middle, ForwardIterator last, OutputIterator result); 3343e519524SHoward Hinnant 3353e519524SHoward Hinnanttemplate <class RandomAccessIterator> 3363e519524SHoward Hinnant void 3370f37a410SMarshall Clow random_shuffle(RandomAccessIterator first, RandomAccessIterator last); // deprecated in C++14, removed in C++17 3383e519524SHoward Hinnant 3393e519524SHoward Hinnanttemplate <class RandomAccessIterator, class RandomNumberGenerator> 3403e519524SHoward Hinnant void 34106965c1fSMarshall Clow random_shuffle(RandomAccessIterator first, RandomAccessIterator last, 3420f37a410SMarshall Clow RandomNumberGenerator& rand); // deprecated in C++14, removed in C++17 3433e519524SHoward Hinnant 344e7154709SEric Fiseliertemplate<class PopulationIterator, class SampleIterator, 345e7154709SEric Fiselier class Distance, class UniformRandomBitGenerator> 346e7154709SEric Fiselier SampleIterator sample(PopulationIterator first, PopulationIterator last, 347e7154709SEric Fiselier SampleIterator out, Distance n, 348e7154709SEric Fiselier UniformRandomBitGenerator&& g); // C++17 349e7154709SEric Fiselier 350f9d540b0SHoward Hinnanttemplate<class RandomAccessIterator, class UniformRandomNumberGenerator> 351f9d540b0SHoward Hinnant void shuffle(RandomAccessIterator first, RandomAccessIterator last, 352fb340102SHoward Hinnant UniformRandomNumberGenerator&& g); 353f9d540b0SHoward Hinnant 3543fbd3eafSArthur O'Dwyertemplate<class ForwardIterator> 3553fbd3eafSArthur O'Dwyer constexpr ForwardIterator 3563fbd3eafSArthur O'Dwyer shift_left(ForwardIterator first, ForwardIterator last, 3573fbd3eafSArthur O'Dwyer typename iterator_traits<ForwardIterator>::difference_type n); // C++20 3583fbd3eafSArthur O'Dwyer 3593fbd3eafSArthur O'Dwyertemplate<class ForwardIterator> 3603fbd3eafSArthur O'Dwyer constexpr ForwardIterator 3613fbd3eafSArthur O'Dwyer shift_right(ForwardIterator first, ForwardIterator last, 3623fbd3eafSArthur O'Dwyer typename iterator_traits<ForwardIterator>::difference_type n); // C++20 3633fbd3eafSArthur O'Dwyer 3643e519524SHoward Hinnanttemplate <class InputIterator, class Predicate> 36549c7643cSMarshall Clow constexpr bool // constexpr in C++20 3663e519524SHoward Hinnant is_partitioned(InputIterator first, InputIterator last, Predicate pred); 3673e519524SHoward Hinnant 3683e519524SHoward Hinnanttemplate <class ForwardIterator, class Predicate> 369f851db3dSArthur O'Dwyer constexpr ForwardIterator // constexpr in C++20 3703e519524SHoward Hinnant partition(ForwardIterator first, ForwardIterator last, Predicate pred); 3713e519524SHoward Hinnant 3723e519524SHoward Hinnanttemplate <class InputIterator, class OutputIterator1, 3733e519524SHoward Hinnant class OutputIterator2, class Predicate> 3741b9a4ffdSMarshall Clow constexpr pair<OutputIterator1, OutputIterator2> // constexpr in C++20 3753e519524SHoward Hinnant partition_copy(InputIterator first, InputIterator last, 3763e519524SHoward Hinnant OutputIterator1 out_true, OutputIterator2 out_false, 3773e519524SHoward Hinnant Predicate pred); 3783e519524SHoward Hinnant 3793e519524SHoward Hinnanttemplate <class ForwardIterator, class Predicate> 3803e519524SHoward Hinnant ForwardIterator 3813e519524SHoward Hinnant stable_partition(ForwardIterator first, ForwardIterator last, Predicate pred); 3823e519524SHoward Hinnant 3833e519524SHoward Hinnanttemplate<class ForwardIterator, class Predicate> 384d57c03ddSMarshall Clow constexpr ForwardIterator // constexpr in C++20 3853e519524SHoward Hinnant partition_point(ForwardIterator first, ForwardIterator last, Predicate pred); 3863e519524SHoward Hinnant 3873e519524SHoward Hinnanttemplate <class ForwardIterator> 38849c7643cSMarshall Clow constexpr bool // constexpr in C++20 3893e519524SHoward Hinnant is_sorted(ForwardIterator first, ForwardIterator last); 3903e519524SHoward Hinnant 3913e519524SHoward Hinnanttemplate <class ForwardIterator, class Compare> 392b8bc4e15SArthur O'Dwyer constexpr bool // constexpr in C++20 3933e519524SHoward Hinnant is_sorted(ForwardIterator first, ForwardIterator last, Compare comp); 3943e519524SHoward Hinnant 3953e519524SHoward Hinnanttemplate<class ForwardIterator> 396056f15e3SMarshall Clow constexpr ForwardIterator // constexpr in C++20 3973e519524SHoward Hinnant is_sorted_until(ForwardIterator first, ForwardIterator last); 3983e519524SHoward Hinnant 3993e519524SHoward Hinnanttemplate <class ForwardIterator, class Compare> 400056f15e3SMarshall Clow constexpr ForwardIterator // constexpr in C++20 4013e519524SHoward Hinnant is_sorted_until(ForwardIterator first, ForwardIterator last, Compare comp); 4023e519524SHoward Hinnant 4033e519524SHoward Hinnanttemplate <class RandomAccessIterator> 404493f1407SArthur O'Dwyer constexpr void // constexpr in C++20 4053e519524SHoward Hinnant sort(RandomAccessIterator first, RandomAccessIterator last); 4063e519524SHoward Hinnant 4073e519524SHoward Hinnanttemplate <class RandomAccessIterator, class Compare> 408493f1407SArthur O'Dwyer constexpr void // constexpr in C++20 4093e519524SHoward Hinnant sort(RandomAccessIterator first, RandomAccessIterator last, Compare comp); 4103e519524SHoward Hinnant 4113e519524SHoward Hinnanttemplate <class RandomAccessIterator> 4123e519524SHoward Hinnant void 4133e519524SHoward Hinnant stable_sort(RandomAccessIterator first, RandomAccessIterator last); 4143e519524SHoward Hinnant 4153e519524SHoward Hinnanttemplate <class RandomAccessIterator, class Compare> 4163e519524SHoward Hinnant void 4173e519524SHoward Hinnant stable_sort(RandomAccessIterator first, RandomAccessIterator last, Compare comp); 4183e519524SHoward Hinnant 4193e519524SHoward Hinnanttemplate <class RandomAccessIterator> 4205386aa26SArthur O'Dwyer constexpr void // constexpr in C++20 4213e519524SHoward Hinnant partial_sort(RandomAccessIterator first, RandomAccessIterator middle, RandomAccessIterator last); 4223e519524SHoward Hinnant 4233e519524SHoward Hinnanttemplate <class RandomAccessIterator, class Compare> 4245386aa26SArthur O'Dwyer constexpr void // constexpr in C++20 4253e519524SHoward Hinnant partial_sort(RandomAccessIterator first, RandomAccessIterator middle, RandomAccessIterator last, Compare comp); 4263e519524SHoward Hinnant 4273e519524SHoward Hinnanttemplate <class InputIterator, class RandomAccessIterator> 4285386aa26SArthur O'Dwyer constexpr RandomAccessIterator // constexpr in C++20 4293e519524SHoward Hinnant partial_sort_copy(InputIterator first, InputIterator last, 4303e519524SHoward Hinnant RandomAccessIterator result_first, RandomAccessIterator result_last); 4313e519524SHoward Hinnant 4323e519524SHoward Hinnanttemplate <class InputIterator, class RandomAccessIterator, class Compare> 4335386aa26SArthur O'Dwyer constexpr RandomAccessIterator // constexpr in C++20 4343e519524SHoward Hinnant partial_sort_copy(InputIterator first, InputIterator last, 4353e519524SHoward Hinnant RandomAccessIterator result_first, RandomAccessIterator result_last, Compare comp); 4363e519524SHoward Hinnant 4373e519524SHoward Hinnanttemplate <class RandomAccessIterator> 4385d956563SArthur O'Dwyer constexpr void // constexpr in C++20 4393e519524SHoward Hinnant nth_element(RandomAccessIterator first, RandomAccessIterator nth, RandomAccessIterator last); 4403e519524SHoward Hinnant 4413e519524SHoward Hinnanttemplate <class RandomAccessIterator, class Compare> 4425d956563SArthur O'Dwyer constexpr void // constexpr in C++20 4433e519524SHoward Hinnant nth_element(RandomAccessIterator first, RandomAccessIterator nth, RandomAccessIterator last, Compare comp); 4443e519524SHoward Hinnant 4453e519524SHoward Hinnanttemplate <class ForwardIterator, class T> 446d57c03ddSMarshall Clow constexpr ForwardIterator // constexpr in C++20 4473e519524SHoward Hinnant lower_bound(ForwardIterator first, ForwardIterator last, const T& value); 4483e519524SHoward Hinnant 4493e519524SHoward Hinnanttemplate <class ForwardIterator, class T, class Compare> 450d57c03ddSMarshall Clow constexpr ForwardIterator // constexpr in C++20 4513e519524SHoward Hinnant lower_bound(ForwardIterator first, ForwardIterator last, const T& value, Compare comp); 4523e519524SHoward Hinnant 4533e519524SHoward Hinnanttemplate <class ForwardIterator, class T> 454d57c03ddSMarshall Clow constexpr ForwardIterator // constexpr in C++20 4553e519524SHoward Hinnant upper_bound(ForwardIterator first, ForwardIterator last, const T& value); 4563e519524SHoward Hinnant 4573e519524SHoward Hinnanttemplate <class ForwardIterator, class T, class Compare> 458d57c03ddSMarshall Clow constexpr ForwardIterator // constexpr in C++20 4593e519524SHoward Hinnant upper_bound(ForwardIterator first, ForwardIterator last, const T& value, Compare comp); 4603e519524SHoward Hinnant 4613e519524SHoward Hinnanttemplate <class ForwardIterator, class T> 462d57c03ddSMarshall Clow constexpr pair<ForwardIterator, ForwardIterator> // constexpr in C++20 4633e519524SHoward Hinnant equal_range(ForwardIterator first, ForwardIterator last, const T& value); 4643e519524SHoward Hinnant 4653e519524SHoward Hinnanttemplate <class ForwardIterator, class T, class Compare> 466d57c03ddSMarshall Clow constexpr pair<ForwardIterator, ForwardIterator> // constexpr in C++20 4673e519524SHoward Hinnant equal_range(ForwardIterator first, ForwardIterator last, const T& value, Compare comp); 4683e519524SHoward Hinnant 4693e519524SHoward Hinnanttemplate <class ForwardIterator, class T> 470d57c03ddSMarshall Clow constexpr bool // constexpr in C++20 4713e519524SHoward Hinnant binary_search(ForwardIterator first, ForwardIterator last, const T& value); 4723e519524SHoward Hinnant 4733e519524SHoward Hinnanttemplate <class ForwardIterator, class T, class Compare> 4748da1a487SMarshall Clow constexpr bool // constexpr in C++20 4753e519524SHoward Hinnant binary_search(ForwardIterator first, ForwardIterator last, const T& value, Compare comp); 4763e519524SHoward Hinnant 4773e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class OutputIterator> 47814098cf6SArthur O'Dwyer constexpr OutputIterator // constexpr in C++20 4793e519524SHoward Hinnant merge(InputIterator1 first1, InputIterator1 last1, 4803e519524SHoward Hinnant InputIterator2 first2, InputIterator2 last2, OutputIterator result); 4813e519524SHoward Hinnant 4823e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class OutputIterator, class Compare> 48314098cf6SArthur O'Dwyer constexpr OutputIterator // constexpr in C++20 4843e519524SHoward Hinnant merge(InputIterator1 first1, InputIterator1 last1, 4853e519524SHoward Hinnant InputIterator2 first2, InputIterator2 last2, OutputIterator result, Compare comp); 4863e519524SHoward Hinnant 4873e519524SHoward Hinnanttemplate <class BidirectionalIterator> 4883e519524SHoward Hinnant void 4893e519524SHoward Hinnant inplace_merge(BidirectionalIterator first, BidirectionalIterator middle, BidirectionalIterator last); 4903e519524SHoward Hinnant 4913e519524SHoward Hinnanttemplate <class BidirectionalIterator, class Compare> 4923e519524SHoward Hinnant void 4933e519524SHoward Hinnant inplace_merge(BidirectionalIterator first, BidirectionalIterator middle, BidirectionalIterator last, Compare comp); 4943e519524SHoward Hinnant 4953e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2> 4968da1a487SMarshall Clow constexpr bool // constexpr in C++20 4973e519524SHoward Hinnant includes(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2); 4983e519524SHoward Hinnant 4993e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class Compare> 5008da1a487SMarshall Clow constexpr bool // constexpr in C++20 5013e519524SHoward Hinnant includes(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, Compare comp); 5023e519524SHoward Hinnant 5033e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class OutputIterator> 50414098cf6SArthur O'Dwyer constexpr OutputIterator // constexpr in C++20 5053e519524SHoward Hinnant set_union(InputIterator1 first1, InputIterator1 last1, 5063e519524SHoward Hinnant InputIterator2 first2, InputIterator2 last2, OutputIterator result); 5073e519524SHoward Hinnant 5083e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class OutputIterator, class Compare> 50914098cf6SArthur O'Dwyer constexpr OutputIterator // constexpr in C++20 5103e519524SHoward Hinnant set_union(InputIterator1 first1, InputIterator1 last1, 5113e519524SHoward Hinnant InputIterator2 first2, InputIterator2 last2, OutputIterator result, Compare comp); 5123e519524SHoward Hinnant 5133e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class OutputIterator> 5148da1a487SMarshall Clow constexpr OutputIterator // constexpr in C++20 5153e519524SHoward Hinnant set_intersection(InputIterator1 first1, InputIterator1 last1, 5163e519524SHoward Hinnant InputIterator2 first2, InputIterator2 last2, OutputIterator result); 5173e519524SHoward Hinnant 5183e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class OutputIterator, class Compare> 5198da1a487SMarshall Clow constexpr OutputIterator // constexpr in C++20 5203e519524SHoward Hinnant set_intersection(InputIterator1 first1, InputIterator1 last1, 5213e519524SHoward Hinnant InputIterator2 first2, InputIterator2 last2, OutputIterator result, Compare comp); 5223e519524SHoward Hinnant 5233e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class OutputIterator> 52414098cf6SArthur O'Dwyer constexpr OutputIterator // constexpr in C++20 5253e519524SHoward Hinnant set_difference(InputIterator1 first1, InputIterator1 last1, 5263e519524SHoward Hinnant InputIterator2 first2, InputIterator2 last2, OutputIterator result); 5273e519524SHoward Hinnant 5283e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class OutputIterator, class Compare> 52914098cf6SArthur O'Dwyer constexpr OutputIterator // constexpr in C++20 5303e519524SHoward Hinnant set_difference(InputIterator1 first1, InputIterator1 last1, 5313e519524SHoward Hinnant InputIterator2 first2, InputIterator2 last2, OutputIterator result, Compare comp); 5323e519524SHoward Hinnant 5333e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class OutputIterator> 53414098cf6SArthur O'Dwyer constexpr OutputIterator // constexpr in C++20 5353e519524SHoward Hinnant set_symmetric_difference(InputIterator1 first1, InputIterator1 last1, 5363e519524SHoward Hinnant InputIterator2 first2, InputIterator2 last2, OutputIterator result); 5373e519524SHoward Hinnant 5383e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class OutputIterator, class Compare> 53914098cf6SArthur O'Dwyer constexpr OutputIterator // constexpr in C++20 5403e519524SHoward Hinnant set_symmetric_difference(InputIterator1 first1, InputIterator1 last1, 5413e519524SHoward Hinnant InputIterator2 first2, InputIterator2 last2, OutputIterator result, Compare comp); 5423e519524SHoward Hinnant 5433e519524SHoward Hinnanttemplate <class RandomAccessIterator> 5445386aa26SArthur O'Dwyer constexpr void // constexpr in C++20 5453e519524SHoward Hinnant push_heap(RandomAccessIterator first, RandomAccessIterator last); 5463e519524SHoward Hinnant 5473e519524SHoward Hinnanttemplate <class RandomAccessIterator, class Compare> 5485386aa26SArthur O'Dwyer constexpr void // constexpr in C++20 5493e519524SHoward Hinnant push_heap(RandomAccessIterator first, RandomAccessIterator last, Compare comp); 5503e519524SHoward Hinnant 5513e519524SHoward Hinnanttemplate <class RandomAccessIterator> 5525386aa26SArthur O'Dwyer constexpr void // constexpr in C++20 5533e519524SHoward Hinnant pop_heap(RandomAccessIterator first, RandomAccessIterator last); 5543e519524SHoward Hinnant 5553e519524SHoward Hinnanttemplate <class RandomAccessIterator, class Compare> 5565386aa26SArthur O'Dwyer constexpr void // constexpr in C++20 5573e519524SHoward Hinnant pop_heap(RandomAccessIterator first, RandomAccessIterator last, Compare comp); 5583e519524SHoward Hinnant 5593e519524SHoward Hinnanttemplate <class RandomAccessIterator> 5605386aa26SArthur O'Dwyer constexpr void // constexpr in C++20 5613e519524SHoward Hinnant make_heap(RandomAccessIterator first, RandomAccessIterator last); 5623e519524SHoward Hinnant 5633e519524SHoward Hinnanttemplate <class RandomAccessIterator, class Compare> 5645386aa26SArthur O'Dwyer constexpr void // constexpr in C++20 5653e519524SHoward Hinnant make_heap(RandomAccessIterator first, RandomAccessIterator last, Compare comp); 5663e519524SHoward Hinnant 5673e519524SHoward Hinnanttemplate <class RandomAccessIterator> 5685386aa26SArthur O'Dwyer constexpr void // constexpr in C++20 5693e519524SHoward Hinnant sort_heap(RandomAccessIterator first, RandomAccessIterator last); 5703e519524SHoward Hinnant 5713e519524SHoward Hinnanttemplate <class RandomAccessIterator, class Compare> 5725386aa26SArthur O'Dwyer constexpr void // constexpr in C++20 5733e519524SHoward Hinnant sort_heap(RandomAccessIterator first, RandomAccessIterator last, Compare comp); 5743e519524SHoward Hinnant 5753e519524SHoward Hinnanttemplate <class RandomAccessIterator> 57649c7643cSMarshall Clow constexpr bool // constexpr in C++20 5773e519524SHoward Hinnant is_heap(RandomAccessIterator first, RandomAccessiterator last); 5783e519524SHoward Hinnant 5793e519524SHoward Hinnanttemplate <class RandomAccessIterator, class Compare> 58049c7643cSMarshall Clow constexpr bool // constexpr in C++20 5813e519524SHoward Hinnant is_heap(RandomAccessIterator first, RandomAccessiterator last, Compare comp); 5823e519524SHoward Hinnant 5833e519524SHoward Hinnanttemplate <class RandomAccessIterator> 58449c7643cSMarshall Clow constexpr RandomAccessIterator // constexpr in C++20 5853e519524SHoward Hinnant is_heap_until(RandomAccessIterator first, RandomAccessiterator last); 5863e519524SHoward Hinnant 5873e519524SHoward Hinnanttemplate <class RandomAccessIterator, class Compare> 58849c7643cSMarshall Clow constexpr RandomAccessIterator // constexpr in C++20 5893e519524SHoward Hinnant is_heap_until(RandomAccessIterator first, RandomAccessiterator last, Compare comp); 5903e519524SHoward Hinnant 5914eb27b79SHoward Hinnanttemplate <class ForwardIterator> 592b8bc4e15SArthur O'Dwyer constexpr ForwardIterator // constexpr in C++14 593b8bc4e15SArthur O'Dwyer min_element(ForwardIterator first, ForwardIterator last); 5944eb27b79SHoward Hinnant 5954eb27b79SHoward Hinnanttemplate <class ForwardIterator, class Compare> 596b8bc4e15SArthur O'Dwyer constexpr ForwardIterator // constexpr in C++14 597b8bc4e15SArthur O'Dwyer min_element(ForwardIterator first, ForwardIterator last, Compare comp); 5984eb27b79SHoward Hinnant 5993e519524SHoward Hinnanttemplate <class T> 600b8bc4e15SArthur O'Dwyer constexpr const T& // constexpr in C++14 601b8bc4e15SArthur O'Dwyer min(const T& a, const T& b); 6023e519524SHoward Hinnant 6033e519524SHoward Hinnanttemplate <class T, class Compare> 604b8bc4e15SArthur O'Dwyer constexpr const T& // constexpr in C++14 605b8bc4e15SArthur O'Dwyer min(const T& a, const T& b, Compare comp); 6063e519524SHoward Hinnant 6073e519524SHoward Hinnanttemplate<class T> 608b8bc4e15SArthur O'Dwyer constexpr T // constexpr in C++14 609b8bc4e15SArthur O'Dwyer min(initializer_list<T> t); 6103e519524SHoward Hinnant 6113e519524SHoward Hinnanttemplate<class T, class Compare> 612b8bc4e15SArthur O'Dwyer constexpr T // constexpr in C++14 613b8bc4e15SArthur O'Dwyer min(initializer_list<T> t, Compare comp); 6143e519524SHoward Hinnant 615146c14acSMarshall Clowtemplate<class T> 616146c14acSMarshall Clow constexpr const T& clamp(const T& v, const T& lo, const T& hi); // C++17 617146c14acSMarshall Clow 618146c14acSMarshall Clowtemplate<class T, class Compare> 619146c14acSMarshall Clow constexpr const T& clamp(const T& v, const T& lo, const T& hi, Compare comp); // C++17 620146c14acSMarshall Clow 6213e519524SHoward Hinnanttemplate <class ForwardIterator> 622b8bc4e15SArthur O'Dwyer constexpr ForwardIterator // constexpr in C++14 623b8bc4e15SArthur O'Dwyer max_element(ForwardIterator first, ForwardIterator last); 6243e519524SHoward Hinnant 6253e519524SHoward Hinnanttemplate <class ForwardIterator, class Compare> 626b8bc4e15SArthur O'Dwyer constexpr ForwardIterator // constexpr in C++14 627b8bc4e15SArthur O'Dwyer max_element(ForwardIterator first, ForwardIterator last, Compare comp); 6283e519524SHoward Hinnant 6294eb27b79SHoward Hinnanttemplate <class T> 630b8bc4e15SArthur O'Dwyer constexpr const T& // constexpr in C++14 631b8bc4e15SArthur O'Dwyer max(const T& a, const T& b); 6324eb27b79SHoward Hinnant 6334eb27b79SHoward Hinnanttemplate <class T, class Compare> 634b8bc4e15SArthur O'Dwyer constexpr const T& // constexpr in C++14 635b8bc4e15SArthur O'Dwyer max(const T& a, const T& b, Compare comp); 6364eb27b79SHoward Hinnant 6374eb27b79SHoward Hinnanttemplate<class T> 638b8bc4e15SArthur O'Dwyer constexpr T // constexpr in C++14 639b8bc4e15SArthur O'Dwyer max(initializer_list<T> t); 6404eb27b79SHoward Hinnant 6414eb27b79SHoward Hinnanttemplate<class T, class Compare> 642b8bc4e15SArthur O'Dwyer constexpr T // constexpr in C++14 643b8bc4e15SArthur O'Dwyer max(initializer_list<T> t, Compare comp); 6444eb27b79SHoward Hinnant 6454eb27b79SHoward Hinnanttemplate<class ForwardIterator> 646b8bc4e15SArthur O'Dwyer constexpr pair<ForwardIterator, ForwardIterator> // constexpr in C++14 647b8bc4e15SArthur O'Dwyer minmax_element(ForwardIterator first, ForwardIterator last); 6484eb27b79SHoward Hinnant 6494eb27b79SHoward Hinnanttemplate<class ForwardIterator, class Compare> 650b8bc4e15SArthur O'Dwyer constexpr pair<ForwardIterator, ForwardIterator> // constexpr in C++14 651b8bc4e15SArthur O'Dwyer minmax_element(ForwardIterator first, ForwardIterator last, Compare comp); 6524eb27b79SHoward Hinnant 6534eb27b79SHoward Hinnanttemplate<class T> 654b8bc4e15SArthur O'Dwyer constexpr pair<const T&, const T&> // constexpr in C++14 655b8bc4e15SArthur O'Dwyer minmax(const T& a, const T& b); 6564eb27b79SHoward Hinnant 6574eb27b79SHoward Hinnanttemplate<class T, class Compare> 658b8bc4e15SArthur O'Dwyer constexpr pair<const T&, const T&> // constexpr in C++14 659b8bc4e15SArthur O'Dwyer minmax(const T& a, const T& b, Compare comp); 6604eb27b79SHoward Hinnant 6614eb27b79SHoward Hinnanttemplate<class T> 662b8bc4e15SArthur O'Dwyer constexpr pair<T, T> // constexpr in C++14 663b8bc4e15SArthur O'Dwyer minmax(initializer_list<T> t); 6644eb27b79SHoward Hinnant 6654eb27b79SHoward Hinnanttemplate<class T, class Compare> 666b8bc4e15SArthur O'Dwyer constexpr pair<T, T> // constexpr in C++14 667b8bc4e15SArthur O'Dwyer minmax(initializer_list<T> t, Compare comp); 6684eb27b79SHoward Hinnant 6693e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2> 6701b9a4ffdSMarshall Clow constexpr bool // constexpr in C++20 6713e519524SHoward Hinnant lexicographical_compare(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2); 6723e519524SHoward Hinnant 6733e519524SHoward Hinnanttemplate <class InputIterator1, class InputIterator2, class Compare> 6741b9a4ffdSMarshall Clow constexpr bool // constexpr in C++20 6753e519524SHoward Hinnant lexicographical_compare(InputIterator1 first1, InputIterator1 last1, 6763e519524SHoward Hinnant InputIterator2 first2, InputIterator2 last2, Compare comp); 6773e519524SHoward Hinnant 6783e519524SHoward Hinnanttemplate <class BidirectionalIterator> 679f851db3dSArthur O'Dwyer constexpr bool // constexpr in C++20 6803e519524SHoward Hinnant next_permutation(BidirectionalIterator first, BidirectionalIterator last); 6813e519524SHoward Hinnant 6823e519524SHoward Hinnanttemplate <class BidirectionalIterator, class Compare> 683f851db3dSArthur O'Dwyer constexpr bool // constexpr in C++20 6843e519524SHoward Hinnant next_permutation(BidirectionalIterator first, BidirectionalIterator last, Compare comp); 6853e519524SHoward Hinnant 6863e519524SHoward Hinnanttemplate <class BidirectionalIterator> 687f851db3dSArthur O'Dwyer constexpr bool // constexpr in C++20 6883e519524SHoward Hinnant prev_permutation(BidirectionalIterator first, BidirectionalIterator last); 6893e519524SHoward Hinnant 6903e519524SHoward Hinnanttemplate <class BidirectionalIterator, class Compare> 691f851db3dSArthur O'Dwyer constexpr bool // constexpr in C++20 6923e519524SHoward Hinnant prev_permutation(BidirectionalIterator first, BidirectionalIterator last, Compare comp); 6933e519524SHoward Hinnant} // std 6943e519524SHoward Hinnant 6953e519524SHoward Hinnant*/ 6963e519524SHoward Hinnant 697ea2206d7SArthur O'Dwyer#include <__bits> 6983e519524SHoward Hinnant#include <__config> 699134723edSLouis Dionne#include <__debug> 700a1d07d57SHoward Hinnant#include <cstddef> 701bfbd73f8SArthur O'Dwyer#include <cstring> 702bfbd73f8SArthur O'Dwyer#include <functional> 703bfbd73f8SArthur O'Dwyer#include <initializer_list> 704bfbd73f8SArthur O'Dwyer#include <iterator> 705bfbd73f8SArthur O'Dwyer#include <memory> 706bfbd73f8SArthur O'Dwyer#include <type_traits> 707f56972e2SMarshall Clow#include <version> 7085d1a701dSHoward Hinnant 70952915d78SNikolas Klauser#include <utility> // TODO: Remove this 71052915d78SNikolas Klauser 711134723edSLouis Dionne#include <__algorithm/adjacent_find.h> 712134723edSLouis Dionne#include <__algorithm/all_of.h> 713134723edSLouis Dionne#include <__algorithm/any_of.h> 714134723edSLouis Dionne#include <__algorithm/binary_search.h> 715134723edSLouis Dionne#include <__algorithm/clamp.h> 716134723edSLouis Dionne#include <__algorithm/comp.h> 717134723edSLouis Dionne#include <__algorithm/comp_ref_type.h> 718134723edSLouis Dionne#include <__algorithm/copy.h> 719134723edSLouis Dionne#include <__algorithm/copy_backward.h> 720134723edSLouis Dionne#include <__algorithm/copy_if.h> 721134723edSLouis Dionne#include <__algorithm/copy_n.h> 722134723edSLouis Dionne#include <__algorithm/count.h> 723134723edSLouis Dionne#include <__algorithm/count_if.h> 724134723edSLouis Dionne#include <__algorithm/equal.h> 725134723edSLouis Dionne#include <__algorithm/equal_range.h> 726134723edSLouis Dionne#include <__algorithm/fill.h> 7274d81a46fSArthur O'Dwyer#include <__algorithm/fill_n.h> 728134723edSLouis Dionne#include <__algorithm/find.h> 729134723edSLouis Dionne#include <__algorithm/find_end.h> 730134723edSLouis Dionne#include <__algorithm/find_first_of.h> 731134723edSLouis Dionne#include <__algorithm/find_if.h> 732134723edSLouis Dionne#include <__algorithm/find_if_not.h> 733134723edSLouis Dionne#include <__algorithm/for_each.h> 734134723edSLouis Dionne#include <__algorithm/for_each_n.h> 735134723edSLouis Dionne#include <__algorithm/generate.h> 7364d81a46fSArthur O'Dwyer#include <__algorithm/generate_n.h> 737134723edSLouis Dionne#include <__algorithm/half_positive.h> 73868f4131cSNikolas Klauser#include <__algorithm/in_found_result.h> 7391e77b396SNikolas Klauser#include <__algorithm/in_fun_result.h> 740f3514af4SNikolas Klauser#include <__algorithm/in_in_out_result.h> 741d3729bb3SNikolas Klauser#include <__algorithm/in_in_result.h> 742610979b3SNikolas Klauser#include <__algorithm/in_out_out_result.h> 7438d23b742SKonstantin Varlamov#include <__algorithm/in_out_result.h> 744134723edSLouis Dionne#include <__algorithm/includes.h> 745134723edSLouis Dionne#include <__algorithm/inplace_merge.h> 746134723edSLouis Dionne#include <__algorithm/is_heap.h> 747134723edSLouis Dionne#include <__algorithm/is_heap_until.h> 748134723edSLouis Dionne#include <__algorithm/is_partitioned.h> 749134723edSLouis Dionne#include <__algorithm/is_permutation.h> 750134723edSLouis Dionne#include <__algorithm/is_sorted.h> 751134723edSLouis Dionne#include <__algorithm/is_sorted_until.h> 7526adbc83eSChristopher Di Bella#include <__algorithm/iter_swap.h> 753134723edSLouis Dionne#include <__algorithm/lexicographical_compare.h> 754134723edSLouis Dionne#include <__algorithm/lower_bound.h> 755134723edSLouis Dionne#include <__algorithm/make_heap.h> 756134723edSLouis Dionne#include <__algorithm/max.h> 757134723edSLouis Dionne#include <__algorithm/max_element.h> 758134723edSLouis Dionne#include <__algorithm/merge.h> 759134723edSLouis Dionne#include <__algorithm/min.h> 760134723edSLouis Dionne#include <__algorithm/min_element.h> 761807766beSNikolas Klauser#include <__algorithm/min_max_result.h> 762134723edSLouis Dionne#include <__algorithm/minmax.h> 763134723edSLouis Dionne#include <__algorithm/minmax_element.h> 764134723edSLouis Dionne#include <__algorithm/mismatch.h> 765134723edSLouis Dionne#include <__algorithm/move.h> 766134723edSLouis Dionne#include <__algorithm/move_backward.h> 767134723edSLouis Dionne#include <__algorithm/next_permutation.h> 768134723edSLouis Dionne#include <__algorithm/none_of.h> 769134723edSLouis Dionne#include <__algorithm/nth_element.h> 770134723edSLouis Dionne#include <__algorithm/partial_sort.h> 771134723edSLouis Dionne#include <__algorithm/partial_sort_copy.h> 772134723edSLouis Dionne#include <__algorithm/partition.h> 773134723edSLouis Dionne#include <__algorithm/partition_copy.h> 774134723edSLouis Dionne#include <__algorithm/partition_point.h> 775134723edSLouis Dionne#include <__algorithm/pop_heap.h> 776134723edSLouis Dionne#include <__algorithm/prev_permutation.h> 777134723edSLouis Dionne#include <__algorithm/push_heap.h> 778205557c9SNikolas Klauser#include <__algorithm/ranges_max_element.h> 7793b470d1cSNikolas Klauser#include <__algorithm/ranges_min_element.h> 780*c2cd15a6SNikolas Klauser#include <__algorithm/ranges_mismatch.h> 7819d905319SNikolas Klauser#include <__algorithm/ranges_swap_ranges.h> 782134723edSLouis Dionne#include <__algorithm/remove.h> 783134723edSLouis Dionne#include <__algorithm/remove_copy.h> 784134723edSLouis Dionne#include <__algorithm/remove_copy_if.h> 785134723edSLouis Dionne#include <__algorithm/remove_if.h> 786134723edSLouis Dionne#include <__algorithm/replace.h> 787134723edSLouis Dionne#include <__algorithm/replace_copy.h> 788134723edSLouis Dionne#include <__algorithm/replace_copy_if.h> 789134723edSLouis Dionne#include <__algorithm/replace_if.h> 790134723edSLouis Dionne#include <__algorithm/reverse.h> 791134723edSLouis Dionne#include <__algorithm/reverse_copy.h> 792134723edSLouis Dionne#include <__algorithm/rotate.h> 793134723edSLouis Dionne#include <__algorithm/rotate_copy.h> 794134723edSLouis Dionne#include <__algorithm/sample.h> 795134723edSLouis Dionne#include <__algorithm/search.h> 796134723edSLouis Dionne#include <__algorithm/search_n.h> 797134723edSLouis Dionne#include <__algorithm/set_difference.h> 798134723edSLouis Dionne#include <__algorithm/set_intersection.h> 799134723edSLouis Dionne#include <__algorithm/set_symmetric_difference.h> 800134723edSLouis Dionne#include <__algorithm/set_union.h> 801134723edSLouis Dionne#include <__algorithm/shift_left.h> 802134723edSLouis Dionne#include <__algorithm/shift_right.h> 803134723edSLouis Dionne#include <__algorithm/shuffle.h> 804134723edSLouis Dionne#include <__algorithm/sift_down.h> 805134723edSLouis Dionne#include <__algorithm/sort.h> 806134723edSLouis Dionne#include <__algorithm/sort_heap.h> 807134723edSLouis Dionne#include <__algorithm/stable_partition.h> 808134723edSLouis Dionne#include <__algorithm/stable_sort.h> 8096adbc83eSChristopher Di Bella#include <__algorithm/swap_ranges.h> 810134723edSLouis Dionne#include <__algorithm/transform.h> 811134723edSLouis Dionne#include <__algorithm/unique.h> 8124d81a46fSArthur O'Dwyer#include <__algorithm/unique_copy.h> 813134723edSLouis Dionne#include <__algorithm/unwrap_iter.h> 814134723edSLouis Dionne#include <__algorithm/upper_bound.h> 815c1bd9197SEric Fiselier 816073458b1SHoward Hinnant#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 8173e519524SHoward Hinnant# pragma GCC system_header 818073458b1SHoward Hinnant#endif 8193e519524SHoward Hinnant 8200a06eb91SLouis Dionne#if defined(_LIBCPP_HAS_PARALLEL_ALGORITHMS) && _LIBCPP_STD_VER >= 17 82195689243SLouis Dionne# include <__pstl_algorithm> 8220a06eb91SLouis Dionne#endif 8230a06eb91SLouis Dionne 8243e519524SHoward Hinnant#endif // _LIBCPP_ALGORITHM 825