Eroare de compilare: user.c: In function ‘main’: user.c:30:10: error: ‘n2’ undeclared (first use in this function) } while(n2<n-k||n1+2*(n2-n+k)<k); ^ user.c:30:10: note: each undeclared identifier is reported only once for each function it appears in user.c:30:18: error: ‘n1’ undeclared (first use in this function) } while(n2<n-k||n1+2*(n2-n+k)<k); ^ user.c:5:9: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("proc.in","r",stdin),freopen("proc.out","w",stdout),scanf("%d%d%d",&n,&k,&p); ^ user.c:5:38: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("proc.in","r",stdin),freopen("proc.out","w",stdout),scanf("%d%d%d",&n,&k,&p); ^ user.c:5:67: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] freopen("proc.in","r",stdin),freopen("proc.out","w",stdout),scanf("%d%d%d",&n,&k,&p); ^