Submission #10965998

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Source Code Expand

#include<cstdio>
int n,m;
bool f;
char mp[505][505];
bool vis[505][505];
int dir[4][2]={{-1,0},{0,-1},{1,0},{0,1}};
bool in(int x,int y){
	return 0<=x&&x<n&&0<=y&&y<m;
}
bool dfs(int x,int y){             
	if(mp[x][y]=='g'){
		return true;
	}
	vis[x][y]=true;
	for(int i=0;i<4;i++){
		int xx=x+dir[i][0];
		int yy=y+dir[i][1];
		if(in(xx,yy)&&mp[xx][yy]!='#'&&!vis[xx][yy]){
			if(dfs(xx,yy)) return true;
		}
	}
	vis[x][y]=false;
	return false;
}
int main(){
	int x,y;
	scanf("%d%d",&n,&m);
	for(int i=0;i<n;i++){
		scanf("%s",mp[i]);
	}
	for(int i=0;i<n;i++){
		for(int j=0;j<m;j++){
			if(mp[i][j]=='s'){
				x=i;
				y=j;
			}
		}
	}	
	if(dfs(x,y)){
		printf("Yes");
	}else{
		printf("No");
	}
	return 0;
} 

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:27:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&m);
                     ^
./Main.cpp:29:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s",mp[i]);
                    ^

Judge Result