challenge

#!/usr/bin/env python
n = 1
def prup(number):
    if (number > n):
        prup(number - 1)
        print(number)
        return
    else:
        print(number)


def prdown(number):
     print(number)
     if(number > 1):
        prdown(number - 1)
prup(55)
prdown(55)