#include <vector>
#include <iostream>
using namespace std;

int desospettisciti(int N, int M, int K, vector<int> A, vector<int> B) {
    return 73;
}

// SAMPLE GRADER, DO NOT MODIFY

#ifndef EVAL

int main() {
    ios::sync_with_stdio(0);
    cin.tie(0), cout.tie(0);

    int N, M, K;
    cin >> N >> M >> K;

    vector<int> A(M), B(M);

    for(int i=0; i<M; i++)
        cin >> A[i] >> B[i];

    cout << desospettisciti(N, M, K, A, B) << "\n";
}

#endif /* EVAL */