def main():
  s = input()
  ans=""
  for i in range(0,len(s)):
    ans+='x'
  print(ans)

main() def main():
  s = input()
  ans=""
  for i in range(0,len(s)):
    ans+='x'
  print(ans) main s = input() s input() input ans="" ans "" for i in range(0,len(s)):
    ans+='x'
   i range(0,len(s)) range 0 len(s) len s ans+='x' ans 'x' print(ans) print ans main() main def main():
  s = input()
  ans=""
  for i in range(0,len(s)):
    ans+='x'
  print(ans) def main():
  s = input()
  ans=""
  for i in range(0,len(s)):
    ans+='x'
  print(ans) main
def main():
  s = input()
  ans=""
  for i in range(0,len(s)):
    ans+='x'
  print(ans)

main()