''' Purpose: solves question 11 on the test
'''

import random

def legal( n, r ) :
#     returns whether n-r is a legal move
    if r < 1:
        return False
    elif r > n//2 :
        return False
    else:
        return True

def player( n, r ) :

    if (legal(n, r)):
        return r
    else:
        return 0

def computer( n ) :
    r = random.randrange(1, (n//2) + 1)
    return r

def over( n ) :
    if n == 1:
        return True
    else:
        return False