Compilare: user.c: In function ‘main’: user.c:49:28: warning: unused variable ‘ct’ [-Wunused-variable] int q,i,t1,t2,t3,a,b,c,ct,j,n,d; ^ user.c:50:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("iepuri.in","r",stdin); ^ user.c:51:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("iepuri.out","w",stdout); ^ user.c:52:10: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&q); ^ user.c:55:14: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d%d%d%d",&t1,&t2,&t3,&c,&b,&a,&n); ^