#include<bits/stdc++.h> using namespace std; int main() { int n; int a[205]; cin>>n; for(int i=1;i<=n;i++) { cin>>a[i]; } for(int i=1;i<=n;i++) { if(a[i]*a[i]%7!=1) { cout<<a[i]<<' '; } } return 0; } /************************************************************** Problem: 1156 User: wangyuxin Language: C++ Result: Accepted Time:18 ms Memory:2072 kb ****************************************************************/