문제
풀이
#include <iostream>
using namespace std;
void solve(void) {
int n; cin >> n;
cout << "ABCBCDCDADAB"[(n-1) % 12] << "\n";
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
int z; cin >> z;
while (z--) solve();
return 0;
}