Compilare: user.c: In function ‘main’: user.c:10:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&n,&l); ^ user.c:15:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&k); ^ user.c:28:12: warning: ‘jmax’ may be used uninitialized in this function [-Wmaybe-uninitialized] fprintf(fout,"%d %d %d",imax+1,jmax+1,smax); ^ user.c:28:12: warning: ‘imax’ may be used uninitialized in this function [-Wmaybe-uninitialized]