#include<bits/stdc++.h> using namespace std; int main() { int n,i; cin>>n; int m[n]; for(i=0;i<n;i++){ cin>>m[i]; if(m[i]*m[i]%7!=1){ cout<<m[i]<<" "; } } return 0; } /************************************************************** Problem: 1156 User: zzz Language: C++ Result: Accepted Time:10 ms Memory:2072 kb ****************************************************************/