Submission #6108210

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;
struct tNode
{
	int x;
	int y;
}q[250005];
int n,m,sx,sy,ex,ey;
char ditu[502][502];
int dx[4]={1,-1,0,0};
int dy[4]={0,0,-1,1};
bool bfs(int sx,int sy,int ex,int ey)
{
	int l=1,r=2;
	q[l].x=sx;
	q[l].y=sy;
	ditu[sx][sy]='#';
	while(l<=r-1)
	{
		for(int i=0;i<4;i++)
		{
			if(q[l].x+dx[i]>=1 && q[l].x+dx[i]<=n && q[l].y+dy[i]>=1 && q[l].y+dy[i]<=m && ditu[q[l].x+dx[i]][q[l].y+dy[i]]!='#')
			{
				if(ditu[q[l].x+dx[i]][q[l].y+dy[i]]=='g')
					return true;
				else
				{
					q[r].x=q[l].x+dx[i];
					q[r].y=q[l].y+dy[i];
					r++;
					ditu[q[l].x+dx[i]][q[l].y+dy[i]]='#';
				}
			}
		}
		l++;
	}
	return false;
}
int main()
{
	cin>>n>>m;
	getchar();
	for(int i=1;i<=n;i++)
		gets(ditu[i]+1);
	for(int i=1;i<=n;i++)
	{
		for(int j=1;j<=m;j++)
		{
			if(ditu[i][j]=='s') //如果ditu[i][j]=s,那么高桥先生家就在第i行第j列,也就是起点的位置 
			{
				sx=i;
				sy=j;
			}
			else if(ditu[i][j]=='g')
			{
				ex=i;
				ey=j;
			}
		}
	}
	if(bfs(sx,sy,ex,ey)==true)
		cout<<"Yes"<<endl;
	else cout<<"No"<<endl;
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:44:3: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations]
   gets(ditu[i]+1);
   ^
In file included from /usr/include/c++/5/cstdio:42:0,
                 from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:46,
                 from ./Main.cpp:1:
/usr/include/stdio.h:638:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^
./Main.cpp:44:3: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations]
   gets(ditu[i]+1);
   ^
In file included from /usr/include/c++/5/cstdio:42:0,
                 from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:46,
                 from ./Main.cpp:1:
/usr/include/stdio.h:638:14: note: declared here
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^
./Main.cpp:44:17: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations]
   gets(ditu[i]+1);
                 ^
In file included from /usr/include/c++/5/...

Judge Result