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",&n); ^ user.c:15:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&v[i]); ^ user.c:42:14: warning: ‘dr’ may be used uninitialized in this function [-Wmaybe-uninitialized] right=poz[dr]; ^ user.c:41:13: warning: ‘st’ may be used uninitialized in this function [-Wmaybe-uninitialized] left=poz[st]; ^