제출 #222907

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
222907	2020-04-14 10:38:20	MODDI	악어의 지하 도시 (IOI11_crocodile)	C++14	100 / 100	754 ms	72352 KiB

crocodile

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#include "crocodile.h"
#include <bits/stdc++.h>
using namespace std;
int n, m, k;
vector<pair<int,int> > G[100010];
vector<int> exits;
int dijkstra()
{
  int vis[n];
  memset(vis,0,sizeof(vis));
  priority_queue<pair<int,int> > pq;
  for(int i=0;i<exits.size();i++)
  {
    int exit = exits[i];
    pq.push(make_pair(0,exit));
    vis[exit] = 1;
  }
  while(!pq.empty())
  {
    pair<int,int> state = pq.top(); pq.pop();
    int path = -state.first;
    int city = state.second;
    //cout<<"at city "<<city<<" with path "<<path<<endl;
    if(vis[city] == 0){
      vis[city] = 1;
      continue;
    }
    if(vis[city] == 2)
      continue;
      
 
 
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컴파일 시 표준 에러 (stderr) 메시지

crocodile.cpp: In function 'int dijkstra()':
crocodile.cpp:12:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<exits.size();i++)
              ~^~~~~~~~~~~~~
crocodile.cpp:36:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<can_go.size();i++)
               ~^~~~~~~~~~~~~~
crocodile.cpp:45:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

• Subtask 1: 46 / 46
• Subtask 2: 43 / 43
• Subtask 3: 11 / 11