#include <bits/stdc++.h>
typedef long long ll;
using namespace std;

int main() {
    string s = "EABCDEABCD";
    int n;
    cin >> n;
    string t = s.substr((5 - n / 4) % 5, 5);
    if (n % 4 == 0) {
        cout << t[1];
        cout << t[0] << endl;
        cout << t[2] << endl;
        cout << t[3] << endl;
        cout << t[4] << endl;
    }
    if (n % 4 == 1) {
        cout << t[0] << endl;
        cout << t[2];
        cout << t[1] << endl;
        cout << t[3] << endl;
        cout << t[4] << endl;
    }
    if (n % 4 == 2) {
        cout << t[0] << endl;
        cout << t[1] << endl;
        cout << t[3];
        cout << t[2] << endl;
        cout << t[4] << endl;
    }
    if (n % 4 == 3) {
        cout << t[0] << endl;
        cout << t[1] << endl;
        cout << t[2] << endl;
        cout << t[4];
        cout << t[3] << endl;
    }
    return 0;
}