H, W = map(int, input().split())
for i in range(H):
    s = input()
    data = []
    j = 0
    while j < W:
        if s[j] == '.':
            data.append('.')
            j += 1
        elif s[j] == '9':
            data.append('9Yiwiy')
            j += 6
        else:
            data.append('yiwiY9')
            j += 6
    print(''.join(data))