Submission #6370781

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Source Code Expand

#include<bits/stdc++.h>
#define H const int
using namespace std;
H X[4]={1,-1,0,0};
H Y[4]={0,0,1,-1};
int a[502][502];
void bfs(int,int);
int hi,hj,n,m;
bool vis[502][502];
int main()
{
	char c;scanf("%d%d",&n,&m);
	for(int i=1;i<=n;i++)
		for(int j=1;j<=m;j++)
		{
			cin>>c;
			if(c=='s')hi=i,hj=j;
			if(c=='g')a[i][j]=2;
			else if(c=='#')a[i][j]=0;
				else a[i][j]=1;
		}
	bfs(hi,hj);
	puts("No"),exit(0);
}
void bfs(int i,int j)
{
	if(!a[i][j]||vis[i][j])return;
	if(a[i][j]==2)puts("Yes"),exit(0);
	vis[i][j]=true;
	for(int k=0;k<4;k++)
		bfs(i+X[k],j+Y[k]);
	return; 
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:12:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  char c;scanf("%d%d",&n,&m);
                            ^

Judge Result