Compilare: user.cpp: In function ‘int main()’: user.cpp:49:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(maxx<este[cnt][sum][sumnr]) ^ user.cpp:56:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(maxx==este[cnt][sum][sumnr])cate++; ^ user.cpp:62:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(maxx<este[cnt][sum][sumnr]) ^ user.cpp:69:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(maxx==este[cnt][sum][sumnr])cate++; ^ user.cpp:93:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(bloc==0 && este[cnt][sum][sumnr]==maxx) ^ user.cpp:25:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin ,"%d" ,&n); ^ user.cpp:28:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin ,"%d" ,&v[i]); ^ user.cpp:103:55: warning: ‘diag’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(bloc==1 && cnt==lin && col==sum && diag==sumnr) fprintf(fout ,"%d " ,v[i]); ^ user.cpp:103:42: warning: ‘col’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(bloc==1 && cnt==lin && col==sum && diag==sumnr) fprintf(fout ,"%d " ,v[i]); ^ user.cpp:103:30: warning: ‘lin’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(bloc==1 && cnt==lin && col==sum && diag==sumnr) fprintf(fout ,"%d " ,v[i]); ^