Compilare: main.cpp: In function 'void brute(std::vector<int>, std::__cxx11::string)': main.cpp:10:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (v.size() != m) ~~~~~~~~~^~~~ main.cpp:11:19: warning: division by zero [-Wdiv-by-zero] cout << 1 / 0 << endl; ~~^~~ main.cpp: In function 'void solve()': main.cpp:46:43: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("cheerleader.out","w",stdout); ^