Compilare: user.c: In function ‘main’: user.c:15:3: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&c,&n); ^ user.c:18:5: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&v[i]); ^ user.c:85:7: warning: ‘ps’ may be used uninitialized in this function [-Wmaybe-uninitialized] fprintf(fout,"%d %d %d",ma,pi+1,ps+1); ^ user.c:85:7: warning: ‘pi’ may be used uninitialized in this function [-Wmaybe-uninitialized]