Submission #3673522


Source Code Expand

#include<bits/stdc++.h>
using namespace std;

int m,n;
char maze[501][501];
bool vst[501][501];
int sx,sy,ex,ey;
bool flag=false;

void read(int &s){
	s=0;int t=1;
	int k=getchar();
	for(;k<'0'||k>'9';){
		if(k=='-') t=-1;
		k=getchar();
	}
	for(;k>='0'&&k<='9';){
		s=(s<<1)+(s<<3)+k-'0';
	}
	s*=t;
	return;
}

void dfs(int x,int y){
	if(vst[x][y]) return;
	vst[x][y]=true;
	if(x==ex&&y==ey){
		flag=true;
		return;
	}
	if(x-1>0&&x-1<=m&&y>0&&y<=n&&maze[x-1][y]!='#'){
		dfs(x-1,y);
		if(flag) return;
	}
	if(x+1>0&&x+1<=m&&y>0&&y<=n&&maze[x+1][y]!='#'){
		dfs(x+1,y);
		if(flag) return;
	}
	if(x>0&&x<=m&&y-1>0&&y-1<=n&&maze[x][y-1]!='#'){
		dfs(x,y-1);
		if(flag) return;
	}
	if(x>0&&x<=m&&y+1>0&&y+1<=n&&maze[x][y+1]!='#'){
		dfs(x,y+1);
		if(flag) return;
	}
}

int main(){
	//freopen("in.txt","r",stdin);
	read(m);read(n);
	for(int i=1;i<=m;i++){
		for(int j=1;j<=n;j++){
			scanf("%c",&maze[i][j]);
			if(maze[i][j]=='s'){
				sx=i;sy=j;
			} 
			if(maze[i][j]=='g'){
				ex=i;ey=j;
			}
		}
	}
	dfs(sx,sy);
	if(flag) printf("Yes");
	else printf("No");
	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 1138 Byte
Status TLE
Exec Time 2103 ms
Memory 256 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:54:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
    scanf("%c",&maze[i][j]);
                           ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 100
Status
TLE × 5
TLE × 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 TLE 2103 ms 256 KB
00_min_02.txt TLE 2103 ms 256 KB
00_min_03.txt TLE 2103 ms 256 KB
00_min_04.txt TLE 2103 ms 256 KB
00_min_05.txt TLE 2103 ms 256 KB
00_min_06.txt TLE 2103 ms 256 KB
00_min_07.txt TLE 2103 ms 256 KB
00_min_08.txt TLE 2103 ms 256 KB
00_sample_01.txt TLE 2103 ms 256 KB
00_sample_02.txt TLE 2103 ms 256 KB
00_sample_03.txt TLE 2103 ms 256 KB
00_sample_04.txt TLE 2103 ms 256 KB
00_sample_05.txt TLE 2103 ms 256 KB
01_rnd_00.txt TLE 2103 ms 256 KB
01_rnd_01.txt TLE 2103 ms 256 KB
01_rnd_02.txt TLE 2103 ms 256 KB
01_rnd_03.txt TLE 2103 ms 256 KB
01_rnd_04.txt TLE 2103 ms 256 KB
01_rnd_05.txt TLE 2103 ms 256 KB
01_rnd_06.txt TLE 2103 ms 256 KB
01_rnd_07.txt TLE 2103 ms 256 KB
01_rnd_08.txt TLE 2103 ms 256 KB
01_rnd_09.txt TLE 2103 ms 256 KB
01_rnd_10.txt TLE 2103 ms 256 KB
01_rnd_11.txt TLE 2103 ms 256 KB
01_rnd_12.txt TLE 2103 ms 256 KB
01_rnd_13.txt TLE 2103 ms 256 KB
01_rnd_14.txt TLE 2103 ms 256 KB
01_rnd_15.txt TLE 2103 ms 256 KB
01_rnd_16.txt TLE 2103 ms 256 KB
01_rnd_17.txt TLE 2103 ms 256 KB
01_rnd_18.txt TLE 2103 ms 256 KB
01_rnd_19.txt TLE 2103 ms 256 KB
02_rndhard_00.txt TLE 2103 ms 256 KB
02_rndhard_01.txt TLE 2103 ms 256 KB
02_rndhard_02.txt TLE 2103 ms 256 KB
02_rndhard_03.txt TLE 2103 ms 256 KB
02_rndhard_04.txt TLE 2103 ms 256 KB
02_rndhard_05.txt TLE 2103 ms 256 KB
02_rndhard_06.txt TLE 2103 ms 256 KB
02_rndhard_07.txt TLE 2103 ms 256 KB
02_rndhard_08.txt TLE 2103 ms 256 KB
02_rndhard_09.txt TLE 2103 ms 256 KB
02_rndhard_10.txt TLE 2103 ms 256 KB
02_rndhard_11.txt TLE 2103 ms 256 KB
02_rndhard_12.txt TLE 2103 ms 256 KB
02_rndhard_13.txt TLE 2103 ms 256 KB
02_rndhard_14.txt TLE 2103 ms 256 KB
02_rndhard_15.txt TLE 2103 ms 256 KB
02_rndhard_16.txt TLE 2103 ms 256 KB
02_rndhard_17.txt TLE 2103 ms 256 KB
02_rndhard_18.txt TLE 2103 ms 256 KB
02_rndhard_19.txt TLE 2103 ms 256 KB
02_rndhard_20.txt TLE 2103 ms 256 KB
02_rndhard_21.txt TLE 2103 ms 256 KB
02_rndhard_22.txt TLE 2103 ms 256 KB
02_rndhard_23.txt TLE 2103 ms 256 KB
02_rndhard_24.txt TLE 2103 ms 256 KB
02_rndhard_25.txt TLE 2103 ms 256 KB
02_rndhard_26.txt TLE 2103 ms 256 KB
02_rndhard_27.txt TLE 2103 ms 256 KB
02_rndhard_28.txt TLE 2103 ms 256 KB
02_rndhard_29.txt TLE 2103 ms 256 KB
02_rndhard_30.txt TLE 2103 ms 256 KB
02_rndhard_31.txt TLE 2103 ms 256 KB
02_rndhard_32.txt TLE 2103 ms 256 KB
02_rndhard_33.txt TLE 2103 ms 256 KB
02_rndhard_34.txt TLE 2103 ms 256 KB
02_rndhard_35.txt TLE 2103 ms 256 KB
02_rndhard_36.txt TLE 2103 ms 256 KB
02_rndhard_37.txt TLE 2103 ms 256 KB
02_rndhard_38.txt TLE 2103 ms 256 KB
02_rndhard_39.txt TLE 2103 ms 256 KB
03_rndhardsmall_00.txt TLE 2103 ms 256 KB
03_rndhardsmall_01.txt TLE 2103 ms 256 KB
03_rndhardsmall_02.txt TLE 2103 ms 256 KB
03_rndhardsmall_03.txt TLE 2103 ms 256 KB
03_rndhardsmall_04.txt TLE 2103 ms 256 KB
03_rndhardsmall_05.txt TLE 2103 ms 256 KB
03_rndhardsmall_06.txt TLE 2103 ms 256 KB
03_rndhardsmall_07.txt TLE 2103 ms 256 KB
03_rndhardsmall_08.txt TLE 2103 ms 256 KB
03_rndhardsmall_09.txt TLE 2103 ms 256 KB