{
 "metadata": {
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 },
 "nbformat": 3,
 "nbformat_minor": 0,
 "worksheets": [
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   "cells": [
    {
     "cell_type": "code",
     "collapsed": false,
     "input": "a=set([1,2,3,4])\nb=set([4,5,6,7])\nc=set([7,8,9])",
     "language": "python",
     "metadata": {},
     "outputs": [],
     "prompt_number": 5
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": "def get_nonrepeated(seta, setb):\n    for i in seta:\n        if i not in setb:\n            yield i",
     "language": "python",
     "metadata": {},
     "outputs": [],
     "prompt_number": 9
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": "def shuffle(*args):\n    combinations = [[i] for i in args[0]]\n    for arg in args[1:]:\n        tempcomb = []\n        for i in arg:\n            print i\n            tempcomb += [c+[i] for c in combinations if i not in c ]\n        combinations = tempcomb\n    return combinations\nshuffle(a,b,c)",
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": "4\n5\n6\n7\n8\n9\n7\n"
      }
     ],
     "prompt_number": 50
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": "x= [2,4,3]\nx + 6",
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "ename": "TypeError",
       "evalue": "can only concatenate list (not \"int\") to list",
       "output_type": "pyerr",
       "traceback": [
        "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[1;31mTypeError\u001b[0m                                 Traceback (most recent call last)",
        "\u001b[1;32m<ipython-input-27-8c5a19772838>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m()\u001b[0m\n\u001b[0;32m      1\u001b[0m \u001b[0mx\u001b[0m\u001b[1;33m=\u001b[0m \u001b[1;33m[\u001b[0m\u001b[1;36m2\u001b[0m\u001b[1;33m,\u001b[0m\u001b[1;36m4\u001b[0m\u001b[1;33m,\u001b[0m\u001b[1;36m3\u001b[0m\u001b[1;33m]\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m----> 2\u001b[1;33m \u001b[0mx\u001b[0m \u001b[1;33m+\u001b[0m \u001b[1;36m6\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m",
        "\u001b[1;31mTypeError\u001b[0m: can only concatenate list (not \"int\") to list"
       ]
      }
     ],
     "prompt_number": 27
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": "",
     "language": "python",
     "metadata": {},
     "outputs": []
    }
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   "metadata": {}
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 ]
}