H, W = map(int, input().split())
for _ in range(H):
    s = list(input().strip())
    j = 0
    while j + 5 < W:
        if s[j:j+6] == list("yiwiy9"):
            s[j + 4] = 'Y'     # yiwiy9 -> yiwiY9
            j += 6
        elif s[j:j+6] == list("9yiwiy"):
            s[j + 1] = 'Y'     # 9yiwiy -> 9Yiwiy
            j += 6
        else:
            j += 1
    print("".join(s))