Compilare: user.c: In function ‘main’: user.c:16:10: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d", &n ) ; ^ user.c:22:12: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d", &v[i] ) ; ^ user.c:42:10: warning: ‘p2’ may be used uninitialized in this function [-Wmaybe-uninitialized] for (i = p2+1 ; i < n ; i++ ) { ^ user.c:14:26: warning: ‘p1’ may be used uninitialized in this function [-Wmaybe-uninitialized] int n, i, min, max, s, p1, p2; ^