53 bool odd(int i) { return i % 2; }  in odd()  function
59   const auto i3 = std::find_if(i1, i2, odd);  in test_find_if1()
78   const auto i3 = std::find_if(std::execution::sequenced_policy(), i1, i2, odd);  in test_find_if2()
97   const auto i3 = std::find_if_not(i1, i2, odd);  in test_find_if_not1()
117                                    odd);  in test_find_if_not2()
181   const auto i5 = std::find_first_of(i1, i2, i3, i4, odd);  in test_find_first_of3()
203                                      i1, i2, i3, i4, odd);  in test_find_first_of4()
267   const auto i5 = std::find_end(i1, i2, i3, i4, odd);  in test_find_end3()
289                                 i1, i2, i3, i4, odd);  in test_find_end4()
431   const auto i5 = std::search(i1, i2, i3, i4, odd);  in test_search3()
453                               i1, i2, i3, i4, odd);  in test_search4()