Luokittelija

#include <bits/stdc++.h>
using namespace std;
int k;
int main() {
cin >> k;
cout << 20<<endl;
cout << "00 -> A"<<endl;
cout << "01 -> B"<<endl;
cout << "10 -> C"<<endl;
cout << "11 -> D"<<endl;

cout << "AB -> Z"<<endl;
cout << "AC -> Z"<<endl;
cout << "AD -> Z"<<endl;

cout << "BA -> Z"<<endl;
cout << "BC -> Z"<<endl;
cout << "BD -> Z"<<endl;

cout << "CB -> Z"<<endl;
cout << "CA -> Z"<<endl;
cout << "CD -> Z"<<endl;

cout << "DA -> Z"<<endl;
cout << "DB -> Z"<<endl;
cout << "DC -> Z"<<endl;

cout << "A -> _"<<endl;
cout << "B -> _"<<endl;
cout << "C -> _"<<endl;
cout << "__ -> _"<<endl;
}

Test 1

Group: 1

Verdict: WRONG ANSWER

Test 2

Group: 2

Verdict: WRONG ANSWER

Test 3

Group: 3

Verdict: WRONG ANSWER

Test 4

Group: 4

Verdict: WRONG ANSWER