Compilare: user.cpp: In function ‘int main()’: user.cpp:44:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(p=0;p<poz[i].size();p++) ^ user.cpp:55:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(p=0;p>poz[i].size();p++) ^ user.cpp:19:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d %d " ,&n,&m); ^ user.cpp:21:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d " ,&v[i]); ^ user.cpp:24:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d " ,&x); ^ user.cpp:33:43: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d %d " ,&Q[i].x,&Q[i].k); ^