题解

#include<iostream>
int n,m;
int main(){
    std::cin>>n>>m;
    char a[105][105];
    for (int i=0;i<n;i++) std::cin>>a[i];
    for (int i=0;i<n;++i){
        for (int j=0;j<m;++j){
            if (a[i][j]=='*') std::cout << '*';
            if (a[i][j]=='?'){
                int k=0;
                for (int x=i-1;x<=i+1;++x){  
                        int y=j-1;
                        for (int y=j-1;y<=j+1;++y) if(y>=0&&y<m&&x>=0&&x<n) if(a[x][y]=='*') ++k;
                }
                std::cout<<k;
            }
        }
        std::cout<<std::endl;
    }
    return 0;
}