BlckKnght

class Trie():
    def __init__(self, words=()):
        self.root = {}
        for word in words:
            self.add(word)

    def add(self, word):
        current = self.root
        for letter in word:

BlckKnght

from collections import deque
from itertools import combinations
try:
    from itertools import ifilter
except ImportError:
    ifilter = filter # python 3
import timeit

def abarnert(n, r):
    def good(combo):

BlckKnght

package 
{
	import flash.display.Graphics;
	import net.flashpunk.Entity;
	import net.flashpunk.FP;
	import net.flashpunk.Graphic;
	import net.flashpunk.graphics.Image;
	import net.flashpunk.graphics.Text;
	import net.flashpunk.Tween;
	import net.flashpunk.tweens.misc.VarTween;

BlckKnght

def binomial_coefficient(n, k):
    """Returns the binomial coefficient, "n choose k"."""
    if k > n-k: # if k is greater than n/2, swap it for n-k which will be
        k = n-k

    result = 1;
    for i in range(k): # loop from 0 to k-1
        result *= (n-i) / (i+1) # multiply in one term of the result

    return result