127     Matrix2x2 A, B;  in SerialQueueFib()  local
129         while (!Q.try_pop(A))  in SerialQueueFib()
135         Q.push(A * B);  in SerialQueueFib()
137     return A.v[0][0];  in SerialQueueFib()
141     oneapi::tbb::concurrent_vector<value> A;  in SerialVectorFib()  local
142     A.grow_by(2);  in SerialVectorFib()
143     A[0] = 0;  in SerialVectorFib()
144     A[1] = 1;  in SerialVectorFib()
146         A.grow_to_at_least(i + 1);  in SerialVectorFib()
147         A[i] = A[i - 1] + A[i - 2];  in SerialVectorFib()
149     return A[n];  in SerialVectorFib()