#include <bits/stdc++.h>
using namespace std;

int main(void) {
int h, w;
cin >> h >> w;

string board[50];

for (int i = 0; i < h; ++i) cin >> board[i];

const int dx[8] = {1, 0, -1, 0, 1, -1, -1, 1};
const int dy[8] = {0, 1, 0, -1, 1, 1, -1, -1};

for (int i = 0; i < h; ++i) {
for (int j = 0; j < w; ++j) {
if (board[i][j] == ’#’) continue;

int num = 0;
for (int d = 0; d < 8; ++ d) {
const int ni = i + dy[d];
const int nj = j + dx[d];

if (ni < 0 or h <= ni) continue;
if (nj < 0 or w <= nj) continue;
if (board[ni][nj] == '#') num++;
}

}
}

for (int i = 0; i < h; ++i) cout << printf("%d", board[i]) << endl;

return 0;
}