l = len(input())
print("".join(["x" for x in range(l)])) l = len(input()) l len(input()) len input() input "x" for x in range(l) for x in range(l) x range(l) range l for x in range(l) "x" print("".join(["x" for x in range(l)])) print "".join(["x" for x in range(l)]) "".join "" join ["x" for x in range(l)] l = len(input()) len(input()) l
l = len(input())
print("".join(["x" for x in range(l)]))