Compilare: user.c: In function ‘caut’: user.c:29:29: warning: variable ‘cm’ set but not used [-Wunused-but-set-variable] int p2 = -1, m = INF, cm; ^ user.c: In function ‘main’: user.c:87:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &n); ^ user.c:89:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &x); ^ user.c:93:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &x); ^