Kortit II

#include<bits/stdc++.h>
using namespace std;
#define N 4
vector<vector<vector<int>>> v = {{{1,0,}, {0,}, }, {{2,0,0,}, {0,2,}, {0,}, }, {{6,0,0,0,}, {0,18,6,}, {0,6,}, {0,}, }, {{24,0,0,0,0,}, {0,144,96,24,}, {0,96,168,}, {0,24,}, {0,}, }, };

void solve() {
    int n, a, b;
    cin >> n >> a >> b;
    if (n < a + b || ((!b)&&a) || ((!a)&&b)) {
        cout << "0" << endl;
        return;
    }
    cout << v[n-1][a][b] << endl;
}

int main() {
    int t;
    cin>>t;
    while(t--) solve();
}

Test 1

Group: 1, 2, 3, 4, 5

Verdict: ACCEPTED

Test 2

Group: 2, 3, 4, 5

Verdict: RUNTIME ERROR

Test 3

Group: 3, 4, 5

Verdict: RUNTIME ERROR

Test 4

Group: 4, 5

Verdict: RUNTIME ERROR

Test 5

Group: 5

Verdict: RUNTIME ERROR

Test 6

Group: 5

Verdict: RUNTIME ERROR