제출 #563935

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
563935	2022-05-18 09:50:09	tengiz05	전압 (JOI14_voltage)	C++17	100 / 100	518 ms	42052 KiB

voltage

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#include <bits/stdc++.h>
using i64 = long long;
void solve() {
    int n, m;
    std::cin >> n >> m;
    
    std::vector<std::vector<int>> e(n);
    
    std::map<std::pair<int, int>, int> id, cnt;
    
    for (int i = 0; i < m; i++) {
        int u, v;
        std::cin >> u >> v;
        u--;
        v--;
        e[u].push_back(v);
        e[v].push_back(u);
        id[std::minmax(u, v)] = i;
        cnt[std::minmax(u, v)]++;
    }
    
    std::vector<int> color(n, -1), p(n), dep(n);
    p[0] = -1;
    std::function<void(int)> dfs = [&](int u) {
        for (int v : e[u]) {
            if (color[v] == -1) {
                p[v] = u;
                dep[v] = dep[u] + 1;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 35 / 35
• Subtask 4: 45 / 45