s = input()
ans = ["x"] * len(s)
print(*ans,sep="") s = input() s input() input ans = ["x"] * len(s) ans ["x"] * len(s) ["x"] "x" len(s) len s print(*ans,sep="") print *ans ans sep="" sep "" ans = ["x"] * len(s) ["x"] * len(s) ans s = input() input() s
s = input()
ans = ["x"] * len(s)
print(*ans,sep="")