h, w = map(int, input().split())
s = [input() for _ in range(h)]

ans = []
for i in range(h):
    j = 0
    row = []
    while j < w:
        if j + 6 <= w and s[i][j:j+6] == "yiwiy9":
            row.append("yiwiY9")
            j += 6
        elif j + 6 <= w and s[i][j:j+6] == "9yiwiy":
            row.append("9Yiwiy")
            j += 6
        else:
            row.append(s[i][j])
            j += 1
    ans.append(row)

for a in ans:
    print("".join(a))