Kulut

#include <bits/stdc++.h>
using namespace std;
#define F first
#define S second
typedef long long ll;

int n,A,B,C,D,s,a;
vector<array<int,3>> r;

int main(){
		cin >> n;
		for(int i = 0; i < n; ++i){
				char c; int k; cin >> c >> k;
				switch(c){
				case 'A':
						A += k;
						break;
				case 'B':
						B += k;
						break;
				case 'C':
						C += k;
						break;
				case 'D':
						D += k;
						break;
				}
				s += k;
		}
		a = s/4;
		if(B){
			r.push_back({'B', 'A', B});
		}
		if(C){
			r.push_back({'C', 'A', C});
		}
		if(D){
			r.push_back({'D', 'A', D});
		}
		r.push_back({'A', 'B', a});
		r.push_back({'A', 'C', a});
		r.push_back({'A', 'D', a});
		cout << r.size() << '\n';
		for(auto a : r)
				cout << (char)a[0] << ' ' << (char)a[1] << ' ' << a[2] << '\n';
}

Test 1

Verdict: WRONG ANSWER

Test 2

Verdict: WRONG ANSWER

Test 3

Verdict: WRONG ANSWER

Test 4

Verdict: WRONG ANSWER

Test 5

Verdict: WRONG ANSWER

Test 6

Verdict: WRONG ANSWER

Test 7

Verdict: WRONG ANSWER

Test 8

Verdict: WRONG ANSWER

Test 9

Verdict: WRONG ANSWER

Test 10

Verdict: WRONG ANSWER

Test 11

Verdict: ACCEPTED