Eroare de compilare: main.cpp: In function 'long long int count(std::vector<std::pair<long long int, long long int> >)': main.cpp:22:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (auto i = 0; i < array.size(); i++) { ~~^~~~~~~~~~~~~~ main.cpp:27:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (auto j = i + 1; j < array.size(); j++) { ~~^~~~~~~~~~~~~~ main.cpp:39:15: error: 'gcd' is not a member of 'std' int gdc = std::gcd(y, x); ^~~ main.cpp: In function 'int main()': main.cpp:59:12: warning: unused variable 'X' [-Wunused-variable] int T, N, X, Y; ^ main.cpp:59:15: warning: unused variable 'Y' [-Wunused-variable] int T, N, X, Y; ^ Non zero exit status: 1