Submission #3462445

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Source Code Expand

#include<bits/stdc++.h> 
using namespace std;
short n,m,p[4]={1,-1,0,0},q[4]={0,0,1,-1};
short x,y,endx,endy;
char c[512];
bool b[512][512];
bool dfs(short x,short y){
	if(x==endx&&y==endy){
		putchar('Y');
		putchar('e');
		putchar('s');
		return 1;
	}
	b[x][y]=0;
	for(short i=0;i<4;i++){
		if(b[x+p[i]][y+q[i]]){
			if(dfs(x+p[i],y+q[i]))return 1;
		}
	}
	return 0;
}
int main(){
	scanf("%hd%hd",&n,&m);
	for(short i=1;i<=n;i++){
		scanf("%s",c);
		for(short j=1;j<=m;j++){
			switch(c[j-1]){
				case's':{
					b[i][j]=1;
					x=i;y=j;
					break;
				}
				case'g':{
					b[i][j]=1;
					endx=i;
					endy=j;
					break;
				}
				case'.':b[i][j]=1;
			}
		}
	}
	if(!dfs(x,y)){
		putchar('N');
		putchar('o');
	}
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:23:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%hd%hd",&n,&m);
                       ^
./Main.cpp:25:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s",c);
                ^

Judge Result