
#include<iostream> |
#include<string> |
using namespace std; |
int main(){ |
int m; |
int cases; |
cin>>cases; |
for(int i = 0; i < cases; i++){ |
cin>>m; |
int gewei; |
gewei = m % 10; |
if(gewei == 0){ |
cout<<0<<endl; |
continue; |
}else if(gewei == 1){ |
cout<<1<<endl; |
continue; |
}else{ |
int temp = gewei; |
if(!(m % 4)){ |
for(int i = 2; i <= 4; i++){ |
temp *= gewei; |
} |
} |
for(int i = 2; i <= m % 4; i++){ |
temp *= gewei; |
} |
cout<<temp % 10<<endl; |
} |
} |
} |



