제출 #703476

#제출 시각아이디문제언어결과실행 시간메모리
703476CyanmondMagic Tree (CEOI19_magictree)C++17
3 / 100
121 ms8168 KiB
#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;
}
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