Compilare: user.cpp: In function ‘void infasuratoare()’: user.cpp:46:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<st.size(); ++i) ^ user.cpp: In function ‘void citire()’: user.cpp:21:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:23:55: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lf%lf",&punc[i].first,&punc[i].second); ^ user.cpp: In function ‘int main()’: user.cpp:51:42: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("infasuratoare.in","r",stdin); ^ user.cpp:52:44: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("infasuratoare.out","w",stdout); ^