제출 #1117300

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
1117300	2024-11-23 09:19:48	manizare	Traffic (CEOI11_tra)	C++14	100 / 100	691 ms	85504 KiB

tra

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#include <bits/stdc++.h>
#pragma GCC optimize("O3,unroll-loops")
#define pb push_back
#define F first
#define S second 
#define ld long double
#define all(a) a.begin(),a.end()
#define pii pair <int,int>
#define PII pair<pii , pii>
#define sz(v) (int)v.size()
#define rep(i , a , b) for(int i=a;i <= (b);i++)
#define per(i , a , b) for(int i=a;i >= (b);i--)
#define deb(x) cout <<#x << " : " << x << "\n" ;
using namespace std ;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const int maxn = 3e5 + 10,  inf = 1e9+10 , mod = 998244353 ;
vector <pii>f[maxn]; 
vector <pii> si  ;
int  x[maxn] ,y[maxn] , ok[maxn] , n , a, b, m , l[maxn] ,r[maxn] , c[maxn];
bool mark[maxn] , ch[maxn] ;
vector <int> G[maxn] , tp , Gr[maxn] ;
vector <pii> cp ; 
void dfs2(int v, int p= 0){
    ch[v] = 1;
    for(int u : G[v]){
        if(mark[u] ==0)continue ;
        if(ch[u] == 0)dfs2(u) ;
        l[c[v]] = min(l[c[v]] , l[c[u]]) ;
 
 
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