python

def cnt_mines(fld, r, c, n, m):  
    dirs = [(-1, -1), (-1, 0), (-1, 1), (0, -1), (0, 1), (1, -1), (1, 0), (1, 1)]  
    count = 0  
    for dr, dc in dirs:  
        nr, nc = r + dr, c + dc  
        if 0 <= nr < n and 0 <= nc < m and fld[nr][nc] == '*':  
            count += 1  
    return count  
  
def main():  
    n, m = map(int, input().split())  
    fld = [input().strip() for _ in range(n)]  
    res = [[''] * m for _ in range(n)]  
      
    for i in range(n):  
        for j in range(m):  
            if fld[i][j] == '?':  
                res[i][j] = str(cnt_mines(fld, i, j, n, m))  
            else:  
                res[i][j] = fld[i][j]  
      
    for row in res:  
        print(''.join(row))  
  
if __name__ == "__main__":  
    main()