```
#include<iostream>
using namespace std;
int main(){
int n,m;
cin>>n>>m;
int a[105][105];
for(int i=1;i<=n;i++){
for(int j=1;j<=m;j++){
cin>>a[i][j];
}
}
for(int i=1;i<=n;i++){
for(int j=1;j<=m;j++){
if(i==1 || i==n ||j==1||j==m){
printf("%d ",a[i][j]);
}
else{
printf("%.0lf ",(a[i][j]+a[i-1][j]+a[i+1][j]+a[i][j-1]+a[i][j+1])*1.0/5);
}
}
printf("\n");
}
return 0;
}
by wzs___ @ 2024-07-30 09:49:36
@[Yinny](/user/1061866)
by wzs___ @ 2024-07-30 09:53:12