Compilare: user.cpp: In function ‘void rezolva()’: user.cpp:139:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j=0; j<v[vf[i].Y].size(); j++) ^ user.cpp: In function ‘void citeste(int&)’: user.cpp:24:41: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buff,1,DIM,f),poz=0; ^ user.cpp:30:41: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buff,1,DIM,f),poz=0; ^ user.cpp: In function ‘int main()’: user.cpp:153:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("piese3.out","w",stdout); ^