#include <iostream>
#include <iomanip>
using namespace std;

const int MAXS = 100;

int rings[MAXS+2][MAXS+2];

int main()
{
	int n, m;
	char ch;

	cin >> n >> m;
		for(int i=0; i<n+2; i++)
			rings[i][0] = rings[i][m+1] = 0;
		for(int j=0; j<m+2; j++)
			rings[0][j] = rings[n+1][j] = 0;
		for(int i=0; i<n; i++)
			for(int j=0; j<m; j++) {
				cin >> ch;
				if (ch == '.')
					rings[i+1][j+1] = 0;
				else
					rings[i+1][j+1] = -1;
			}
		bool changes = true;
		int rnum = 0;
		while (changes) {
			changes = false;
			rnum++;
			for(int i=1; i<=n; i++) {
				for(int j=1; j<=m; j++) {
					if (rings[i][j] == -1 && (rings[i-1][j] == rnum-1 ||
						rings[i][j-1] == rnum-1 ||
						rings[i+1][j] == rnum-1 ||
						rings[i][j+1] == rnum-1)) {
						rings[i][j] = rnum;
						changes = true;
					}
				}
			}
		}
		int width = 2;
		string blanks = "..";
		if (rnum>=10) {
			width = 3;
			blanks = "...";
		}
		for(int i=1; i<=n; i++) {
			for(int j=1; j<=m; j++) {
				if (rings[i][j] == 0)
					cout << blanks;
				else if(rings[i][j] >= 10)
					cout << blanks.substr(0,width-2) << rings[i][j];
				else
					cout << blanks.substr(0,width-1) << rings[i][j];
			}
			cout << endl;
		}
}