Submission #698744

#	Time	Username	Problem	Language	Result	Execution time	Memory
698744		Cyanmond	Newspapers (CEOI21_newspapers)	C++17	0 / 100	1 ms	212 KiB

newspapers

#include <bits/stdc++.h>

int main() {
    int N, M;
    std::cin >> N >> M;
    std::vector<int> A(M), B(M);
    for (int i = 0; i < M; ++i) {
        std::cin >> A[i] >> B[i];
        --A[i], --B[i];
    }
    if (M == N - 1) {
        std::cout << "YES" << std::endl;
    } else {
        std::cout << "No" << std::endl;
    }
    std::cout << 0 << std::endl;
}

• Subtask 1: 0 / 12
• Subtask 2: 0 / 8
• Subtask 3: 0 / 80