H, W = map(int, input().split())
res = []
for h in range(H):
	S = input()
	S = S.replace("yiwiy9", "yiwiY9")
	S = S.replace("9yiwiy", "9Yiwiy")
	res.append(S)
	# print(S)

for h in range(H):
	print(res[h])