new_string = input()
new_string_lentgh = len(new_string)
print(new_string_lentgh * 'x') new_string = input() new_string input() input new_string_lentgh = len(new_string) new_string_lentgh len(new_string) len new_string print(new_string_lentgh * 'x') print new_string_lentgh * 'x' new_string_lentgh 'x' new_string = input() input() new_string new_string_lentgh = len(new_string) len(new_string) new_string_lentgh
new_string = input()
new_string_lentgh = len(new_string)
print(new_string_lentgh * 'x')