h,w = map(int,input().split())
s = [list(input()) for _ in range(h)]
if w > 5:
    for i in range(h):
        k = 0
        for j in range(w-5):
            j += k
            if j + 5 >= w:
                break
            if s[i][j] == "9" and s[i][j+1] == "y" and s[i][j+2] == "i" and s[i][j+3] == "w" and s[i][j+4] == "i" and s[i][j+5] == "y":
                s[i][j+1] = "Y"
                k += 5
            if s[i][j] == "y" and s[i][j+1] == "i" and s[i][j+2] == "w" and s[i][j+3] == "i" and s[i][j+4] == "y" and s[i][j+5] == "9":
                s[i][j+4] = "Y"
                k += 5
for A in s:
    t = ""
    for B in A:
        t += B
    print(t)