제출 #698886

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
698886	2023-02-14 14:57:59	finn__	다리 (APIO19_bridges)	C++17	100 / 100	2724 ms	11316 KiB

bridges

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#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("O3")
#pragma GCC target("avx2")
struct Edge
{
    unsigned u, v, w;
    bool operator<(Edge const &e) const { return w > e.w; }
};
struct Query
{
    unsigned t, u, w, i;
    bool operator<(Query const &q) const { return w > q.w; }
};
struct DSU
{
    vector<int64_t> p, s;
    stack<int64_t> operations;
    DSU(size_t n) { p = vector<int64_t>(n, -1), s = vector<int64_t>(n, 1); }
    int64_t find(int64_t u)
    {
        while (p[u] >= 0)
 
 
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