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一直RE,求大神看看#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
char a[100][100];
bool v[100][100];
int m,n,ll,lr,mi;
int zuo(int x,int y,int z)
{
ll++;
if(a[x][y]=='E')return 0;
if(z==1)
{
if(y-1>=0&&(a[x][y-1]=='.'||a[x][y-1]=='E'))zuo(x,y-1,4);
else if(x-1>=0&&(a[x-1][y]=='.'||a[x-1][y]=='E'))zuo(x-1,y,1);
else if(y+1<n&&(a[x][y+1]=='.'||a[x][y+1]=='E'))zuo(x,y+1,2);
else if(x+1<m&&(a[x+1][y]=='.'||a[x+1][y]=='E'))zuo(x+1,y,3);
}
else if(z==2)
{
if(x-1>=0&&(a[x-1][y]=='.'||a[x-1][y]=='E'))zuo(x-1,y,1);
else if(y+1<n&&(a[x][y+1]=='.'||a[x][y+1]=='E'))zuo(x,y+1,2);
else if(x+1<m&&(a[x+1][y]=='.'||a[x+1][y]=='E'))zuo(x+1,y,3);
else if(y-1>=0&&(a[x][y-1]=='.'||a[x][y-1]=='E'))zuo(x,y-1,4);
}
else if(z==3)
{
if(y+1<n&&(a[x][y+1]=='.'||a[x][y+1]=='E'))zuo(x,y+1,2);
else if(x+1<m&&(a[x+1][y]=='.'||a[x+1][y]=='E'))zuo(x+1,y,3);
else if(y-1>=0&&(a[x][y-1]=='.'||a[x][y-1]=='E'))zuo(x,y-1,4);
else if(x-1>=0&&(a[x-1][y]=='.'||a[x-1][y]=='E'))zuo(x-1,y,1);
}
else if(z==4)
{
if(x+1<m&&(a[x+1][y]=='.'||a[x+1][y]=='E'))zuo(x+1,y,3);
else if(y-1>=0&&(a[x][y-1]=='.'||a[x][y-1]=='E'))zuo(x,y-1,4);
else if(x-1>=0&&(a[x-1][y]=='.'||a[x-1][y]=='E'))zuo(x-1,y,1);
else if(y+1<n&&(a[x][y+1]=='.'||a[x][y+1]=='E'))zuo(x,y+1,2);
}
return 0;
}
int you(int x,int y,int z)
{
lr++;
if(a[x][y]=='E')return 0;
if(z==1)
{
if(y+1<n&&(a[x][y+1]=='.'||a[x][y+1]=='E'))you(x,y+1,2);
else if(x-1>=0&&(a[x-1][y]=='.'||a[x-1][y]=='E'))you(x-1,y,1);
else if(y-1>=0&&(a[x][y-1]=='.'||a[x][y-1]=='E'))you(x,y-1,4);
else if(x+1<m&&(a[x+1][y]=='.'||a[x+1][y]=='E'))you(x+1,y,3);
}
else if(z==2)
{
if(x+1<m&&(a[x+1][y]=='.'||a[x+1][y]=='E'))you(x+1,y,3);
else if(y+1<n&&(a[x][y+1]=='.'||a[x][y+1]=='E'))you(x,y+1,2);
else if(x-1>=0&&(a[x-1][y]=='.'||a[x-1][y]=='E'))you(x-1,y,1);
else if(y-1>=0&&(a[x][y-1]=='.'||a[x][y-1]=='E'))you(x,y-1,4);
}
else if(z==3)
{
if(y+1<n&&(a[x][y+1]=='.'||a[x][y+1]=='E'))you(x,y+1,2);
else if(x+1<m&&(a[x+1][y]=='.'||a[x+1][y]=='E'))you(x+1,y,3);
else if(y-1>=0&&(a[x][y-1]=='.'||a[x][y-1]=='E'))you(x,y-1,4);
else if(x-1>=0&&(a[x-1][y]=='.'||a[x-1][y]=='E'))you(x-1,y,1);
}
else if(z==4)
{
if(y-1>=0&&(a[x][y-1]=='.'||a[x][y-1]=='E'))you(x,y-1,4);
else if(x+1<m&&(a[x+1][y]=='.'||a[x+1][y]=='E'))you(x+1,y,3);
else if(y+1<n&&(a[x][y+1]=='.'||a[x][y+1]=='E'))you(x,y+1,2);
else if(x-1>=0&&(a[x-1][y]=='.'||a[x-1][y]=='E'))you(x-1,y,1);
}
return 0;
}
int go(int x,int y,int z)
{
v[x][y]=1;
if(a[x][y]=='E')
{
if(z<mi)mi=z;
return 0;
}
if(x-1>=0&&a[x-1][y]!='#'&&v[x-1][y]==0)
{
go(x-1,y,z+1);
v[x-1][y]=0;
}
if(x+1<m&&a[x+1][y]!='#'&&v[x+1][y]==0)
{
go(x+1,y,z+1);
v[x-1][y]=0;
}
if(y-1>=0&&a[x][y-1]!='#'&&v[x][y-1]==0)
{
go(x,y-1,z+1);
v[x][y-1]=0;
}
if(y+1<n&&a[x][y+1]!='#'&&v[x][y+1]==0)
{
go(x,y+1,z+1);
v[x][y+1]=0;
}
return 0;
}
int main()
{
int t,sx,sy;
scanf("%d",&t);
while(t--)
{
int ji=0;
memset(v,0,sizeof(v));
scanf("%d%d",&n,&m);
for(int i=0;i<m;i++)
{
scanf("%s",&a[i]);
if(ji==0)
{
for(int j=0;j<n;j++)
{
if(a[i][j]=='S')
{
ji=1;
sx=i;
sy=j;
}
}
}
}
ll=0;
lr=0;
zuo(sx,sy,1);
you(sx,sy,1);
mi=lr;
go(sx,sy,1);
cout<<ll<<" "<<lr<<" "<<mi<<endl;
}
return 0;
}
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