Submission #703476

#	Time	Username	Problem	Language	Result	Execution time	Memory
703476		Cyanmond	Magic Tree (CEOI19_magictree)	C++17	3 / 100	121 ms	8168 KiB

magictree

#include <bits/stdc++.h>

using i64 = long long;

int main() {
    int N, M, K;
    std::cin >> N >> M >> K;
    std::vector<int> P(N);
    std::vector<std::vector<int>> tree(N);
    for (int i = 1; i < N; ++i) {
        std::cin >> P[i];
        --P[i];
        tree[P[i]].push_back(i);
    }
    std::vector<int> U(M), D(M);
    std::vector<i64> W(M);
    for (int i = 0; i < M; ++i) {
        std::cin >> U[i] >> D[i] >> W[i];
        --U[i];
    }
    std::cout << std::accumulate(W.begin(), W.end(), 0ll) << std::endl;
}

• Subtask 1: 0 / 6
• Subtask 2: 3 / 3
• Subtask 3: 0 / 11
• Subtask 4: 0 / 12
• Subtask 5: 0 / 16
• Subtask 6: 0 / 13
• Subtask 7: 0 / 22
• Subtask 8: 0 / 17