제출 #166508

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
166508	2019-12-02 16:10:42	Feeder	다리 (APIO19_bridges)	C++11	44 / 100	3059 ms	9612 KiB

bridges

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#include "bits/stdc++.h"
using namespace std;
typedef long long ll;
int par[50001], sz[50001], rnk[50001];
int findp(int x){
  return x == par[x] ? x : findp(par[x]);
}
void merge(int x, int y){
  x = findp(x), y = findp(y);
  if(x == y) return;
  if(rnk[x] < rnk[y]) swap(x, y);
  par[y] = x;
  if(rnk[x] == rnk[y]) rnk[x]++;
  sz[x] += sz[y];
}
int edgea[100001], edgeb[100001], ans[100001];
set<tuple<int, int> > edgelist;
vector<tuple<int, int, int> > uvec; // query, bridge, weight
vector<tuple<int, int, int> > qvec; // weight, query, island
int qcnt = 0;
int cbridges[100001];
void findans(int qnum){
  vector<tuple<int, int, int> > st;
  vector<int> vec;
  int qw, qi, qq;
 
 
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