import numpy as np
def countMine(mat, n):
    rows = n
    columns = n
    #lista = ['#' if elem=='#' else 0 for elem in [item for item in mat ]]
    bombs=[]
    for i in range(len(mat)):
        for j in range(len(mat[i])):
            if mat[i][j]=='#':
                bombs.append((i,j));
    filed = [[0 for i in range(columns)] for j in range(rows)]
    for bomb_location in bombs:
        (bomb_row, bomb_col) = bomb_location
        filed[bomb_row][bomb_col] = '#'

        row_range = range(bomb_row - 1, bomb_row + 2)
        col_range = range(bomb_col - 1, bomb_col + 2)

        for i in row_range:
            for j in col_range:
                if (0<=i<rows and 0<=j<columns and filed[i][j] != '#'):
                    filed[i][j] +=1
    return filed



def main():

    n=int(input())
    matrica = []
    for i in range(n):
        matrica.append([])
        list = input().split("   ")
        for j in range(n):
            matrica[i].append(list[j])

    nova_mat = countMine(matrica, n)
    for i in range(len(nova_mat)):
        print("   ".join(map(str,nova_mat[i])))
        #print(nova_mat[i])


if __name__ == "__main__":
    main()