답안 #766415

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
766415 2023-06-25T15:57:28 Z irmuun Traffic (IOI10_traffic) C++17
컴파일 오류
0 ms 0 KB
#include<bits/stdc++.h>
#include "traffic.h"
 
using namespace std;
 
#define pb push_back
#define ll long long
#define ff first
#define ss second
#define all(s) s.begin(),s.end()

const int maxn=1e6;
const ll INF=1e18;
vector<int>adj[maxn],used(maxn,0),par(maxn);
ll tot[maxn];

int LocateCentre(int N, int P[], int S[], int D[]) {
    ll all=0;
    for(int i=0;i<N-1;i++){
        adj[S[i]].pb(D[i]);
        adj[D[i]].pb(S[i]);
    }
    for(int i=0;i<N;i++){
        all+=P[i];
    }
    function <void(int)> dfs=[&](int x){
        used[x]=1;
        tot[x]+=P[x];
        for(auto y:adj[x]){
            if(used[y]==0){
                par[y]=x;
                dfs(y);
                tot[x]+=P[y];
            }
        }
    };
    function <ll(int,int)> num=[&](int x,int y){
        if(par[y]==x){
            return tot[y];
        }
        else{
            return all-tot[x];
        }
    };
    dfs(0);
    par[0]=-1;
    ll mn=INF;
    int ans=0;
    for(int i=0;i<N;i++){
        ll cur=0;
        for(auto y:adj[i]){
            cur=max(curmin,num(i,y));
        }
        if(cur<mn){
            mn=cur;
            ans=i;
        }
    }
    return ans;
}

Compilation message

traffic.cpp: In function 'int LocateCentre(int, int*, int*, int*)':
traffic.cpp:52:21: error: 'curmin' was not declared in this scope
   52 |             cur=max(curmin,num(i,y));
      |                     ^~~~~~