Submission #677033

#	Time	Username	Problem	Language	Result	Execution time	Memory
677033		Cyanmond	Political Development (BOI17_politicaldevelopment)	C++17	4 / 100	4 ms	596 KiB

politicaldevelopment

#include <bits/stdc++.h>

int main() {
    int N, K;
    std::cin >> N >> K;
    std::vector<int> D(N);
    std::vector<std::vector<int>> E(N);
    for (int i = 0; i < N; ++i) {
        std::cin >> D[i];
        E[i].resize(D[i]);
        for (auto &e : E[i]) {
            std::cin >> e;
        }
    }

    if (K == 1) {
        std::cout << 1 << std::endl;
        return 0;
    }
    if (K == 2) {
        for (int i = 0; i < N; ++i) {
            if (D[i] != 0) {
                std::cout << 2 << std::endl;
                return 0;
            }
        }
        std::cout << 1 << std::endl;
    }
}

• Subtask 1: 4 / 4
• Subtask 2: 0 / 12
• Subtask 3: 0 / 23
• Subtask 4: 0 / 38
• Subtask 5: 0 / 23