def main():
    s = list(input())

    for i in range(len(s)):
        s[i] = "x"

    L = "".join(s)
    print(L)


if __name__ == "__main__":
    main() def main():
    s = list(input())

    for i in range(len(s)):
        s[i] = "x"

    L = "".join(s)
    print(L) main s = list(input()) s list(input()) list input() input for i in range(len(s)):
        s[i] = "x"

     i range(len(s)) range len(s) len s s[i] = "x" s[i] s i "x" L = "".join(s) L "".join(s) "".join "" join s print(L) print L if __name__ == "__main__":
    main() __name__ == "__main__" __name__ "__main__" main() main def main():
    s = list(input())

    for i in range(len(s)):
        s[i] = "x"

    L = "".join(s)
    print(L) def main():
    s = list(input())

    for i in range(len(s)):
        s[i] = "x"

    L = "".join(s)
    print(L) main
def main():
    s = list(input())

    for i in range(len(s)):
        s[i] = "x"

    L = "".join(s)
    print(L)


if __name__ == "__main__":
    main()
