Ruudukko

#include<iostream>
#include<vector>

using namespace std;

long long haku(int i, int j, int k, int n, vector<vector<pair<long long,long long>>> v) {
	long long s = 0;
	for (int a = 0; a < n; a++) {
		if (i > v[j][a].first) {
			s += v[j][a].second;
		}
		if (i > v[a][k].first) {
			s += v[a][k].second;
		}
	}
	return s;
}

int main() {
	int n;
	cin >> n;
	vector<vector<pair<long long, long long>>> v(n);
	long long s = 0;

	for (int i = 0; i < n; i++) {
		for (int j = 0; j < n; j++) {
			int x;
			cin >> x;
			v[i].push_back({ x, 1});
		}
	}
	for (int i = 1; i <= 10; i++) {
		for (int j = 0; j < n; j++) {
			for (int k = 0; k < n; k++) {
				if (v[j][k].first == i) {
					if (v[j][k].first != 1) v[j][k].second += haku(i, j, k, n, v);
					s += v[j][k].second;
				}
			}
		}	
	}
	long long c = 1000000000;
	cout << s % (c + 7);
}

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

Test 4

Group: 2, 3

Verdict: ACCEPTED

Test 5

Group: 2, 3

Verdict: WRONG ANSWER

Test 6

Group: 2, 3

Verdict: WRONG ANSWER

Test 7

Group: 3

Verdict: ACCEPTED

Test 8

Group: 3

Verdict: WRONG ANSWER

Test 9

Group: 3

Verdict: WRONG ANSWER