~~~ #include<iostream> using namespace std; int main() { int n; cin>>n; while (n--) { int m; cin>>m; int a[10][5]={ {0,0,0,0,0}, {1,1,1,1,1}, {6,2,4,8,6}, {1,3,9,7,1}, {6,4,6,4,6}, {5,5,5,5,5}, {6,6,6,6,6}, {1,7,9,3,1}, {6,8,4,2,6}, {1,9,1,9,1}}; cout<<a[m%10][m%4]<<endl; } return 0; } ~~~