import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        int m, n;
        Scanner scanner = new Scanner(System.in);
        m = scanner.nextInt();
        n = scanner.nextInt();
        String s = scanner.nextLine();
        String[] s1 =new String[m];
        char[][] c = new char[m][n];
        for(int i = 0 ; i < m ; i++)
        {
        	s1[i] = scanner.nextLine();
        	for(int j = 0 ; j < n ; j++)
        	{
        		 c[i][j] = s1[i].charAt(j);
        	}
        }
       
        int[][] a = new int[m][n];
        for(int i = 0 ; i < m ; i++)
            for(int j = 0 ; j < n ; j++)
                a[i][j] = 0;
        for (int i = 0; i < m; i++) {
            for (int j = 0; j < n; j++) {
                if (c[i][j] == '*') {
                    a[i][j] = -1;
                    continue;
                }
                if (i - 1 >= 0 && c[i - 1][j] == '*')
                    a[i][j] += 1;
                if (i - 1 >= 0 && j - 1 >= 0 && c[i - 1][j - 1] == '*')
                    a[i][j] += 1;
                if (i - 1 >= 0 && j + 1 < n && c[i - 1][j + 1] == '*')
                    a[i][j] += 1;
                if (j - 1 >= 0 && c[i][j - 1] == '*')
                    a[i][j] += 1;
                if (j + 1 < n && c[i][j + 1] == '*')
                    a[i][j] += 1;
                if (j - 1 >= 0 && i + 1 < m && c[i + 1][j - 1] == '*')
                    a[i][j] += 1;
                if (i + 1 < m && c[i + 1][j] == '*')
                    a[i][j] += 1;
                if (i + 1 < m && j + 1 < n && c[i + 1][j + 1] == '*')
                    a[i][j] += 1;
 
            }
        }
        for (int i = 0; i < m; i++) {
            for (int j = 0; j < n; j++) {
                if (a[i][j] != -1)
                    System.out.print(a[i][j]);
                else {
                    System.out.print("*");
                }
            }
            System.out.println();
        }
 
    }
}
/**************************************************************
	Problem: 1580
	User: admin
	Language: Java
	Result: Accepted
	Time:5048 ms
	Memory:43024 kb
****************************************************************/