Compilare: user.cpp: In function ‘double distPeSemiplan(int, int, std::vector<punct>)’: user.cpp:40:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int it1=0;it1<deCmp.size()-4&&deCmp.size();it1++) ^ user.cpp:41:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int it2=4;it2<deCmp.size();it2++) ^ user.cpp: In function ‘void citire()’: user.cpp:22:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&N); ^ user.cpp:25:52: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lf%lf",&vPuncte[i].x,&vPuncte[i].y); ^ user.cpp: In function ‘int main()’: user.cpp:51:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cmap.in","r",stdin); ^ user.cpp:52:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cmap.out","w",stdout); ^