Submission #7184672


Source Code Expand

#include<bits/stdc++.h>
#define ll long long 
using namespace std;
inline void out(long long n){
    if(n<0)
        putchar('-'),n=0-n;
    if(n>=10)
        out(n/10);
    putchar((n%10)+'0');
    return;
}
inline void in(int &x){
    x=0; char c=getchar(), f=1;
    while((c<'0'||c>'9')&&c!='-') c=getchar();
    if(c=='-') f=-1,c=getchar();
    for(;c>='0'&&c<='9';c=getchar())
        x=x*10+c-'0';
    x*=f;
}
char a[502][502];
bool b[502][502];
int ok,n,m,x,y;
void dfs(int i,int j){
	if(ok) return ;
	if(a[i][j]=='#') return ;
	if(a[i][j]=='g') {
		ok=1;return ;
	}
	if(i+1<=n&&i+1>=1&&j<=m&&j>=1&&b[i+1][j]==0) b[i+1][j]=1,dfs(i+1,j);
	if(i-1<=n&&i-1>=1&&j<=m&&j>=1&&b[i-1][j]==0) b[i-1][j]=1,dfs(i-1,j);
	if(i<=n&&i>=1&&j+1<=m&&j+1>=1&&b[i][j+1]==0) b[i][j+1]=1,dfs(i,j+1);
	if(i<=n&&i>=1&&j-1<=m&&j-1>=1&&b[i][j-1]==0) b[i][j-1]=1,dfs(i,j-1);
	return ;
}
int main(){
	in(n);in(m);
	for(int i=1;i<=n;i++){
	  for(int j=1;j<=m;j++){
	  	cin>>a[i][j];
	  	if(a[i][j]=='s') x=i,y=j;
	}
	  }
	b[x][y]=1;
	dfs(x,y); 
	if(ok)
	printf("Yes\n");
	else printf("No\n");
	return 0;  
} 

Submission Info

Submission Time
Task A - 深さ優先探索
User luogu_bot1
Language C++ (GCC 5.4.1)
Score 100
Code Size 1133 Byte
Status AC
Exec Time 23 ms
Memory 12288 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 5
AC × 83
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 AC 1 ms 256 KB
00_min_02.txt AC 1 ms 256 KB
00_min_03.txt AC 1 ms 256 KB
00_min_04.txt AC 1 ms 256 KB
00_min_05.txt AC 1 ms 256 KB
00_min_06.txt AC 1 ms 256 KB
00_min_07.txt AC 1 ms 256 KB
00_min_08.txt AC 1 ms 256 KB
00_sample_01.txt AC 1 ms 256 KB
00_sample_02.txt AC 1 ms 256 KB
00_sample_03.txt AC 1 ms 256 KB
00_sample_04.txt AC 1 ms 256 KB
00_sample_05.txt AC 1 ms 256 KB
01_rnd_00.txt AC 15 ms 512 KB
01_rnd_01.txt AC 17 ms 3584 KB
01_rnd_02.txt AC 17 ms 2432 KB
01_rnd_03.txt AC 18 ms 5504 KB
01_rnd_04.txt AC 18 ms 5120 KB
01_rnd_05.txt AC 15 ms 512 KB
01_rnd_06.txt AC 16 ms 1792 KB
01_rnd_07.txt AC 20 ms 4864 KB
01_rnd_08.txt AC 15 ms 512 KB
01_rnd_09.txt AC 15 ms 512 KB
01_rnd_10.txt AC 18 ms 1280 KB
01_rnd_11.txt AC 14 ms 512 KB
01_rnd_12.txt AC 15 ms 1664 KB
01_rnd_13.txt AC 17 ms 2816 KB
01_rnd_14.txt AC 15 ms 512 KB
01_rnd_15.txt AC 18 ms 2432 KB
01_rnd_16.txt AC 15 ms 512 KB
01_rnd_17.txt AC 18 ms 1792 KB
01_rnd_18.txt AC 15 ms 512 KB
01_rnd_19.txt AC 23 ms 12288 KB
02_rndhard_00.txt AC 15 ms 512 KB
02_rndhard_01.txt AC 15 ms 512 KB
02_rndhard_02.txt AC 15 ms 768 KB
02_rndhard_03.txt AC 15 ms 640 KB
02_rndhard_04.txt AC 15 ms 512 KB
02_rndhard_05.txt AC 15 ms 512 KB
02_rndhard_06.txt AC 15 ms 512 KB
02_rndhard_07.txt AC 15 ms 512 KB
02_rndhard_08.txt AC 15 ms 640 KB
02_rndhard_09.txt AC 15 ms 640 KB
02_rndhard_10.txt AC 15 ms 640 KB
02_rndhard_11.txt AC 15 ms 640 KB
02_rndhard_12.txt AC 15 ms 640 KB
02_rndhard_13.txt AC 15 ms 640 KB
02_rndhard_14.txt AC 15 ms 640 KB
02_rndhard_15.txt AC 15 ms 640 KB
02_rndhard_16.txt AC 15 ms 512 KB
02_rndhard_17.txt AC 15 ms 512 KB
02_rndhard_18.txt AC 15 ms 512 KB
02_rndhard_19.txt AC 15 ms 512 KB
02_rndhard_20.txt AC 15 ms 512 KB
02_rndhard_21.txt AC 15 ms 512 KB
02_rndhard_22.txt AC 15 ms 640 KB
02_rndhard_23.txt AC 15 ms 512 KB
02_rndhard_24.txt AC 15 ms 512 KB
02_rndhard_25.txt AC 15 ms 512 KB
02_rndhard_26.txt AC 15 ms 512 KB
02_rndhard_27.txt AC 15 ms 512 KB
02_rndhard_28.txt AC 15 ms 512 KB
02_rndhard_29.txt AC 15 ms 512 KB
02_rndhard_30.txt AC 15 ms 512 KB
02_rndhard_31.txt AC 15 ms 512 KB
02_rndhard_32.txt AC 15 ms 640 KB
02_rndhard_33.txt AC 15 ms 640 KB
02_rndhard_34.txt AC 15 ms 512 KB
02_rndhard_35.txt AC 15 ms 512 KB
02_rndhard_36.txt AC 15 ms 512 KB
02_rndhard_37.txt AC 15 ms 512 KB
02_rndhard_38.txt AC 15 ms 512 KB
02_rndhard_39.txt AC 21 ms 512 KB
03_rndhardsmall_00.txt AC 1 ms 256 KB
03_rndhardsmall_01.txt AC 1 ms 256 KB
03_rndhardsmall_02.txt AC 1 ms 256 KB
03_rndhardsmall_03.txt AC 1 ms 256 KB
03_rndhardsmall_04.txt AC 1 ms 256 KB
03_rndhardsmall_05.txt AC 1 ms 256 KB
03_rndhardsmall_06.txt AC 1 ms 256 KB
03_rndhardsmall_07.txt AC 1 ms 256 KB
03_rndhardsmall_08.txt AC 1 ms 256 KB
03_rndhardsmall_09.txt AC 1 ms 256 KB