제출 #837966

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
837966	2023-08-26 01:07:20	1075508020060209tc	Joker (BOI20_joker)	C++14	25 / 100	361 ms	11480 KiB

Joker

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#include <bits/stdc++.h>
using namespace std;
int n;int m;int Q;
int ar[400005];
int br[400005];
int uf[200005];
int isbip;
int sz[200005];
int ufv[200005];
stack<int>stk;
stack<int>stkv;
stack<int>stkbp;
int fin(int x){
if(uf[x]==x){return x;}
return fin(uf[x]);
}
int finv(int x){
if(uf[x]==x){return 0;}
return (ufv[x]+finv(uf[x]))%2;
}
void mrg(int a,int b){
int pa=fin(a);int pb=fin(b);
if(pa==pb){
    stk.push(0);stkbp.push(isbip);
    if(finv(a)==finv(b)){
        isbip=0;
    }
    return;
}
stkbp.push(isbip);
 
 
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