Compilare: main.cpp: In function 'int main()': main.cpp:58:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < divs.size(); i++) ~~^~~~~~~~~~~~~ main.cpp:41:13: warning: unused variable 'cntdiv' [-Wunused-variable] int cntdiv = 0; ^~~~~~ main.cpp:29:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("vampir.in", "r", stdin); ^ main.cpp:30:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("vampir.out", "w", stdout); ^