#include<bits/stdc++.h> using namespace std; int main() { int n,a[205],v; cin>>n; for(int i=0;i<=n-1;i++) { cin>>a[i]; v = a[i] * a[i]; if(v%7!=1) { cout<<a[i]<<" "; } } return 0; } /************************************************************** Problem: 1156 User: wuyichen Language: C++ Result: Accepted Time:15 ms Memory:2072 kb ****************************************************************/