h,w, = map(int, input().split())

slist = [list(input()) for i in range(h)]

for hi in range(h):
    l = 0
    while l < w:
        if slist[hi][l] == ".":
            l += 1
            continue
        if slist[hi][l] == "y":
            slist[hi][l+4] = "Y"
        elif slist[hi][l] == "9":
            slist[hi][l+1] = "Y"
        
        l += 6

for hi in range(h):
    print("".join(slist[hi]))