#include 
     
      #include 
      
       #include 
       
        #include 
        
         #include 
         
          void fun(int (*a)[5],int i,int j,int m){    if(i<0||j<0||i>=m||j>=m||a[i][j]!=1) return;    a[i][j]=2;    fun(a,i-1,j,m);    fun(a,i+1,j,m);    fun(a,i,j-1,m);    fun(a,i,j+1,m);}typedef struct Point{    int x;    int y;}Point;typedef struct Data{    Point a[100];    int length;}Data;void EnQueue(Data& data,int i,int j,int (*array)[5],int m){    if(i<0||j<0||i>=m||j>=m||array[i][j]!=1) return;    Point temp;    temp.x=i;    temp.y=j;    data.a[data.length]=temp;    data.length++;    array[i][j]=0;}Point DeQueue(Data& data){    Point temp;    temp=data.a[0];    for (int i=0;i