제출 #550264

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
550264	2022-04-17 19:07:19	Antekb	Capital City (JOI20_capital_city)	C++14	100 / 100	824 ms	46808 KiB

capital_city

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#include<bits/stdc++.h>
using namespace std;
const int N=2e5+5;
int blo[N], col[N], par[N], vis[N], typ[N], siz[N];
vector<int> co[N];
vector<int> E[N];
int cent;
void color(int v, int p, int c, int n){
  col[v]=c;
  bool czy=1;
  siz[v]=1;
  for(int u:E[v]){
    if(!blo[u] && u!=p){
      color(u, v, c, n);
      siz[v]+=siz[u];
      if(siz[u]*2>n)czy=0;
    }
  }
  if(siz[v]*2<n)czy=0;
  if(czy)cent=v;
}
void dfs(int v){
  //cout<<v<<" "<<par[v]<<col[v]<<" "<<typ[v]<<"q\n";
  for(int u:E[v]){
    if(u!=par[v] && !blo[u]){
      par[u]=v;
      dfs(u);
    }
  }
}
 
 
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컴파일 시 표준 에러 (stderr) 메시지

capital_city.cpp: In function 'void solve(int, int)':
capital_city.cpp:45:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   45 |  for(int i=0; i<V.size(); i++){
      |               ~^~~~~~~~~

• Subtask 1: 1 / 1
• Subtask 2: 10 / 10
• Subtask 3: 30 / 30
• Subtask 4: 59 / 59