Have a list of problems? Want to memorize it Cram.com-style? This is the script for you.

q-num-mem.py

#!/usr/bin/python

import sys
from random import randint

quantity = int(sys.argv[1])
cards = [False] * quantity

def memorize(cards):
        while False in cards:
                i = randint(0,quantity-1)
                if not cards[i]:
                        print i+1
                        response = raw_input('Good? y/n: ').lower()
                        if (response == 'y'): cards[i] = True;

memorize(cards)