old_contents: var car = require('../cons/car');
  var cdr = require('../cons/cdr');
  
  var equal = require('../cons/equal');
  
  /**
   * Finds and returns the first key-value pair
   * which has a key matching that passed in.
   * Returns false if no match is found.
   * @param  {cons} L
   * @param  {*} key
   * @return {(cons|false)}
   */
  function get(L, key){
      if (L === null){
          return null;
      } else {
          if (equal(car(car(L)), key)){
              return car(car(L));
          } else {
              return get(cdr(L), key);
          }
      }
  }
  
  module.exports = get;
new_contents: var car = require('../cons/car');
  var cdr = require('../cons/cdr');
  
  var equal = require('../cons/equal');
  
  /**
   * Finds and returns the first key-value pair
   * which has a key matching that passed in.
   * Returns false if no match is found.
   * @param  {cons} L
   * @param  {*} key
   * @return {(cons|false)}
   */
  function get(L, key){
      if (L === null){
          return null;
      } else {
          if (equal(car(car(L)), key)){
              return cdr(car(L));
          } else {
              return get(cdr(L), key);
          }
      }
  }
  
  module.exports = get;
subject: Fix alist get