Submission #7103412


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// luogu-judger-enable-o2
#include<bits/stdc++.h>
#define N 101
using namespace std;

char ch;
int n,m,x,y,a,b;
bool flag;
int vis[N][N];
int sp[4][2]={{0,1},{0,-1},{1,0},{-1,0}};

void dfs(int x,int y)
{
    for(int i=0;i<4;i++)
    {
        int nx=x+sp[i][0];
        int ny=y+sp[i][1];
        if(nx>=0&&nx<n&&ny>=0&&ny<n&&vis[nx][ny]==0)
        {
            vis[nx][ny]=1;
            if(nx==a&&ny==b)
            {
                cout<<"YES"<<endl;
                flag=true;
                return;
            }
            else
                dfs(nx,ny);
        }
    }
}
int main()
{
        memset(vis,0,sizeof(vis));
        flag=false;
        cin>>n>>m;
        
        for(int i=0;i<n;i++)
            for(int j=0;j<m;j++)
            {
                cin>>ch;
                if(ch=='#')
                    vis[i][j]=1;
                    else if(ch=='s')
                    {
                    	x=i;y=j;
					}
					else if(ch=='g') 
					{
						a=i;b=j;
					}
            }
            
        if(vis[x][y]||vis[a][b])
        {
            cout<<"NO"<<endl;
        }
        else
            dfs(x,y);
        if(!flag)
            cout<<"NO"<<endl;
            
    return 0;
}

Submission Info

Submission Time
Task A - 深さ優先探索
User luogu_bot5
Language C++ (GCC 5.4.1)
Score 0
Code Size 1275 Byte
Status
Exec Time 437 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 100
Status
× 5
× 42
× 41
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 437 ms 256 KB
01_rnd_01.txt 4 ms 256 KB
01_rnd_02.txt 101 ms 256 KB
01_rnd_03.txt 99 ms 256 KB
01_rnd_04.txt 100 ms 256 KB
01_rnd_05.txt 4 ms 256 KB
01_rnd_06.txt 100 ms 256 KB
01_rnd_07.txt 100 ms 256 KB
01_rnd_08.txt 4 ms 256 KB
01_rnd_09.txt 103 ms 256 KB
01_rnd_10.txt 4 ms 256 KB
01_rnd_11.txt 104 ms 256 KB
01_rnd_12.txt 4 ms 256 KB
01_rnd_13.txt 104 ms 256 KB
01_rnd_14.txt 100 ms 256 KB
01_rnd_15.txt 4 ms 256 KB
01_rnd_16.txt 100 ms 256 KB
01_rnd_17.txt 4 ms 256 KB
01_rnd_18.txt 100 ms 256 KB
01_rnd_19.txt 99 ms 256 KB
02_rndhard_00.txt 99 ms 256 KB
02_rndhard_01.txt 103 ms 256 KB
02_rndhard_02.txt 99 ms 256 KB
02_rndhard_03.txt 99 ms 256 KB
02_rndhard_04.txt 100 ms 256 KB
02_rndhard_05.txt 98 ms 256 KB
02_rndhard_06.txt 4 ms 256 KB
02_rndhard_07.txt 4 ms 256 KB
02_rndhard_08.txt 101 ms 256 KB
02_rndhard_09.txt 101 ms 256 KB
02_rndhard_10.txt 4 ms 256 KB
02_rndhard_11.txt 4 ms 256 KB
02_rndhard_12.txt 4 ms 256 KB
02_rndhard_13.txt 4 ms 256 KB
02_rndhard_14.txt 99 ms 256 KB
02_rndhard_15.txt 99 ms 256 KB
02_rndhard_16.txt 99 ms 256 KB
02_rndhard_17.txt 99 ms 256 KB
02_rndhard_18.txt 100 ms 256 KB
02_rndhard_19.txt 100 ms 256 KB
02_rndhard_20.txt 102 ms 256 KB
02_rndhard_21.txt 101 ms 256 KB
02_rndhard_22.txt 4 ms 256 KB
02_rndhard_23.txt 4 ms 256 KB
02_rndhard_24.txt 99 ms 256 KB
02_rndhard_25.txt 99 ms 256 KB
02_rndhard_26.txt 4 ms 256 KB
02_rndhard_27.txt 4 ms 256 KB
02_rndhard_28.txt 98 ms 256 KB
02_rndhard_29.txt 98 ms 256 KB
02_rndhard_30.txt 99 ms 256 KB
02_rndhard_31.txt 99 ms 256 KB
02_rndhard_32.txt 100 ms 256 KB
02_rndhard_33.txt 99 ms 256 KB
02_rndhard_34.txt 4 ms 256 KB
02_rndhard_35.txt 4 ms 256 KB
02_rndhard_36.txt 100 ms 256 KB
02_rndhard_37.txt 101 ms 256 KB
02_rndhard_38.txt 99 ms 256 KB
02_rndhard_39.txt 100 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