제출 #521

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
521	2013-02-28 08:02:13	tncks0121	지도 색칠하기 (GA3_map)	C++98	120 / 120	997 ms	920 KiB

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typedef long long ll;
#include<stdio.h>
int n,m;
int edge[25][25];
int en[25];
int c[25];
int dfs(int a,int b,int graph){
    int i,j;
  c[a]=b;
  for(i=0;i<en[a];i++){
    if((graph>>edge[a][i])&1){
      if(c[edge[a][i]]==0){
        j=dfs(edge[a][i],3-b,graph);
        if(j==0)return 0;
      }
      if(c[edge[a][i]]==b)return 0;
    }
  }
  return 1;
}
long long int color(int a){
  int b,i,j,k;
  long long int r=1;
  for(i=0;i<n;i++){
    c[i]=0;
  }
  for(i=0;i<n;i++){
    if((a>>i)&1){
      if(c[i]==0){
 
 
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• Subtask 2: 20 / 20
• Subtask 3: 25 / 25
• Subtask 4: 30 / 30
• Subtask 5: 35 / 35