In [1]:

    

from math import factorial


    

In [2]:

    

def choose(n, k):
    return factorial(n) / (factorial(k) * factorial(n-k))


    

In [3]:

    

(choose(59, 5) * choose(35, 1))


    

    
Out[3]:





175223510L

In [ ]:

    




    

In [27]:

    

(choose(69, 5) * choose(26, 1))


    

    
Out[27]:





292201338L

In [ ]:

    




    

In [28]:

    

factorial(12)


    

    
Out[28]:





479001600

In [40]:

    

choose(12, 5)


    

    
Out[40]:





792

In [42]:

    

factorial(6) / factorial(2)


    

    
Out[42]:





360

In [7]:

    

factorial(2)


    

    
Out[7]:





2

In [39]:

    

59 // factorial(11)


    

    
Out[39]:





0

In [17]:

    




    

    
Out[17]:





10923024

In [ ]: