Compilare: user.cpp: In function ‘int main()’: user.cpp:99:17: warning: unused variable ‘nrElem’ [-Wunused-variable] int nrElem=0; ^ user.cpp:124:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int t=0; t<pctLat[1].size(); t++) ^ user.cpp:127:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j<pctLat[i].size(); j++) ^ user.cpp:134:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j<pctLat[i].size(); j++) ^ user.cpp:136:53: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int k=0; k<pctLat[i-1].size(); k++) ^ user.cpp:147:43: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j<pctLat[n].size(); j++) ^ user.cpp: In function ‘void read(int&)’: user.cpp:36:43: 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, buffMax, stdin); ^ user.cpp:47:43: 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, buffMax, stdin); ^ user.cpp: In function ‘int main()’: user.cpp:82:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("poligon5.in", "r", stdin); ^ user.cpp:83:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("poligon5.out", "w", stdout); ^ user.cpp:84:35: 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, buffMax, stdin); ^