题解

#include<bits/stdc++.h>
using namespace std;
long long a,b,c=114514;
int main()
{
    cin>>a;
    for(int i=1;i<=a;i++){
    	cin>>b;
        if(b%2==0)cout<<6<<endl;
        else cout<<4<<endl;
    }
    return 0;
}