Submission #7473579


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// luogu-judger-enable-o2
#include <iostream>
using namespace std;

int book[1000][1000],n,m,flag;
char a[1000][1000];

void dfs(int x,int y)
{
	int tx,ty;
	int s[4][2]={{0,1},{0,-1},{1,0},{-1,0}};
	if(a[x][y]=='g')
	   {
	   	flag=1;
	   	return;
	   }
	  
	   for(int k=0;k<4;k++)
	   {
	   	 tx=x+s[k][0];
	   	 ty=y+s[k][1];
	   	 if(tx<1||tx>n||ty<1||ty>m)
	   	      continue;
	   	 if(a[tx][ty]!='#'&&book[tx][ty]==0)
	   	 {
	   	 	book[tx][ty]=1;
	   	 	dfs(tx,ty);
		 }
	    }
	    return ;	    
 } 
 int main()
 {
 	int i,j,startx,starty;
 	cin>>n>>m;
 	cin>>startx>>starty;
 	for(i=0;i<n;i++)
 	  cin>>a[i];
 	a[startx][starty]='s';
 	dfs(startx,starty);
 	book[startx][starty]=1;
 	if(flag==1)
 	cout<<"Yes"<<endl;
 	else
 	cout<<"No"<<endl;
 	return 0;
 }

Submission Info

Submission Time
Task A - 深さ優先探索
User luogu_bot3
Language C++ (GCC 5.4.1)
Score 0
Code Size 814 Byte
Status
Exec Time 1 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 100
Status
× 3
× 2
× 69
× 14
Set Name Test Cases
Sample 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 00_sample_05.txt
All 00_min_01.txt, 00_min_02.txt, 00_min_03.txt, 00_min_04.txt, 00_min_05.txt, 00_min_06.txt, 00_min_07.txt, 00_min_08.txt, 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 00_sample_05.txt, 01_rnd_00.txt, 01_rnd_01.txt, 01_rnd_02.txt, 01_rnd_03.txt, 01_rnd_04.txt, 01_rnd_05.txt, 01_rnd_06.txt, 01_rnd_07.txt, 01_rnd_08.txt, 01_rnd_09.txt, 01_rnd_10.txt, 01_rnd_11.txt, 01_rnd_12.txt, 01_rnd_13.txt, 01_rnd_14.txt, 01_rnd_15.txt, 01_rnd_16.txt, 01_rnd_17.txt, 01_rnd_18.txt, 01_rnd_19.txt, 02_rndhard_00.txt, 02_rndhard_01.txt, 02_rndhard_02.txt, 02_rndhard_03.txt, 02_rndhard_04.txt, 02_rndhard_05.txt, 02_rndhard_06.txt, 02_rndhard_07.txt, 02_rndhard_08.txt, 02_rndhard_09.txt, 02_rndhard_10.txt, 02_rndhard_11.txt, 02_rndhard_12.txt, 02_rndhard_13.txt, 02_rndhard_14.txt, 02_rndhard_15.txt, 02_rndhard_16.txt, 02_rndhard_17.txt, 02_rndhard_18.txt, 02_rndhard_19.txt, 02_rndhard_20.txt, 02_rndhard_21.txt, 02_rndhard_22.txt, 02_rndhard_23.txt, 02_rndhard_24.txt, 02_rndhard_25.txt, 02_rndhard_26.txt, 02_rndhard_27.txt, 02_rndhard_28.txt, 02_rndhard_29.txt, 02_rndhard_30.txt, 02_rndhard_31.txt, 02_rndhard_32.txt, 02_rndhard_33.txt, 02_rndhard_34.txt, 02_rndhard_35.txt, 02_rndhard_36.txt, 02_rndhard_37.txt, 02_rndhard_38.txt, 02_rndhard_39.txt, 03_rndhardsmall_00.txt, 03_rndhardsmall_01.txt, 03_rndhardsmall_02.txt, 03_rndhardsmall_03.txt, 03_rndhardsmall_04.txt, 03_rndhardsmall_05.txt, 03_rndhardsmall_06.txt, 03_rndhardsmall_07.txt, 03_rndhardsmall_08.txt, 03_rndhardsmall_09.txt
Case Name Status Exec Time Memory
00_min_01.txt 1 ms 256 KB
00_min_02.txt 1 ms 256 KB
00_min_03.txt 1 ms 256 KB
00_min_04.txt 1 ms 256 KB
00_min_05.txt 1 ms 256 KB
00_min_06.txt 1 ms 256 KB
00_min_07.txt 1 ms 256 KB
00_min_08.txt 1 ms 256 KB
00_sample_01.txt 1 ms 256 KB
00_sample_02.txt 1 ms 256 KB
00_sample_03.txt 1 ms 256 KB
00_sample_04.txt 1 ms 256 KB
00_sample_05.txt 1 ms 256 KB
01_rnd_00.txt 1 ms 256 KB
01_rnd_01.txt 1 ms 256 KB
01_rnd_02.txt 1 ms 256 KB
01_rnd_03.txt 1 ms 256 KB
01_rnd_04.txt 1 ms 256 KB
01_rnd_05.txt 1 ms 256 KB
01_rnd_06.txt 1 ms 256 KB
01_rnd_07.txt 1 ms 256 KB
01_rnd_08.txt 1 ms 256 KB
01_rnd_09.txt 1 ms 256 KB
01_rnd_10.txt 1 ms 256 KB
01_rnd_11.txt 1 ms 256 KB
01_rnd_12.txt 1 ms 256 KB
01_rnd_13.txt 1 ms 256 KB
01_rnd_14.txt 1 ms 256 KB
01_rnd_15.txt 1 ms 256 KB
01_rnd_16.txt 1 ms 256 KB
01_rnd_17.txt 1 ms 256 KB
01_rnd_18.txt 1 ms 256 KB
01_rnd_19.txt 1 ms 256 KB
02_rndhard_00.txt 1 ms 256 KB
02_rndhard_01.txt 1 ms 256 KB
02_rndhard_02.txt 1 ms 256 KB
02_rndhard_03.txt 1 ms 256 KB
02_rndhard_04.txt 1 ms 256 KB
02_rndhard_05.txt 1 ms 256 KB
02_rndhard_06.txt 1 ms 256 KB
02_rndhard_07.txt 1 ms 256 KB
02_rndhard_08.txt 1 ms 256 KB
02_rndhard_09.txt 1 ms 256 KB
02_rndhard_10.txt 1 ms 256 KB
02_rndhard_11.txt 1 ms 256 KB
02_rndhard_12.txt 1 ms 256 KB
02_rndhard_13.txt 1 ms 256 KB
02_rndhard_14.txt 1 ms 256 KB
02_rndhard_15.txt 1 ms 256 KB
02_rndhard_16.txt 1 ms 256 KB
02_rndhard_17.txt 1 ms 256 KB
02_rndhard_18.txt 1 ms 256 KB
02_rndhard_19.txt 1 ms 256 KB
02_rndhard_20.txt 1 ms 256 KB
02_rndhard_21.txt 1 ms 256 KB
02_rndhard_22.txt 1 ms 256 KB
02_rndhard_23.txt 1 ms 256 KB
02_rndhard_24.txt 1 ms 256 KB
02_rndhard_25.txt 1 ms 256 KB
02_rndhard_26.txt 1 ms 256 KB
02_rndhard_27.txt 1 ms 256 KB
02_rndhard_28.txt 1 ms 256 KB
02_rndhard_29.txt 1 ms 256 KB
02_rndhard_30.txt 1 ms 256 KB
02_rndhard_31.txt 1 ms 256 KB
02_rndhard_32.txt 1 ms 256 KB
02_rndhard_33.txt 1 ms 256 KB
02_rndhard_34.txt 1 ms 256 KB
02_rndhard_35.txt 1 ms 256 KB
02_rndhard_36.txt 1 ms 256 KB
02_rndhard_37.txt 1 ms 256 KB
02_rndhard_38.txt 1 ms 256 KB
02_rndhard_39.txt 1 ms 256 KB
03_rndhardsmall_00.txt 1 ms 256 KB
03_rndhardsmall_01.txt 1 ms 256 KB
03_rndhardsmall_02.txt 1 ms 256 KB
03_rndhardsmall_03.txt 1 ms 256 KB
03_rndhardsmall_04.txt 1 ms 256 KB
03_rndhardsmall_05.txt 1 ms 256 KB
03_rndhardsmall_06.txt 1 ms 256 KB
03_rndhardsmall_07.txt 1 ms 256 KB
03_rndhardsmall_08.txt 1 ms 256 KB
03_rndhardsmall_09.txt 1 ms 256 KB