    {
     "cell_type": "code",
     "execution_count": 3,
     "metadata": {
      "collapsed": false,
      "scrolled": true
     },
     "outputs": [
      {
       "name": "stdout",
 
</s>
    {
     "cell_type": "code",
     "execution_count": 3,
     "metadata": {

      "scrolled": true
     },
     "outputs": [
      {
       "name": "stdout",
keep keep keep keep replace keep keep keep keep keep
 #273: Remove nose dependency for math_probability/ (#281)
math_probability/sum_two/sum_two_solution.ipynb