Borderou de evaluare (job #856759)

Compilare: main.cpp: In function 'int main()': main.cpp:42:14: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' [-Wc++17-extensions] 42 | auto [lin, col] = q.front(); | ^ main.cpp:57:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 57 | if (contor_vizitate != negre.size()) { | ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~ main.cpp:5:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 5 | freopen("convex.in", "r", stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:6:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 6 | freopen("convex.out", "w", stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~