quad

import datetime
import enum
import re
import sys
import types

from collections import namedtuple
from decimal import Decimal
from operator import attrgetter

quad

import typing
import unittest


class TreeNode:
    def __init__(self, left=None, right=None):
        self.left = left
        self.right = right

    def is_superbalanced(self):

quad

class Thing < Struct.new(:color)
  @@things = {}

  def self.parse description
    type_name, color = description.split
    @@things[type_name].new color
  end

  def self.type_code code
    @@things[code] = self

quad

require 'date'
require 'minitest/autorun'

class Time
  def self.normalize time
    dt = DateTime.parse(time).to_time.utc
    Time.utc(Time.now.year, nil, nil, dt.hour, dt.min)
  end

  def inbetween start_time, end_time

quad

# -*- coding: utf-8 -*-
# Welcome to the Chinese Support Add-on's field edition ruleset.
# Here, you can tweak the note editor helper's behavior to your liking.
#
# If you messed things up, you can safely delete file 
# addons/chinese/edit_behavior.py from your Anki directory.
# It will be recreated the next time you restart Anki.
#
# You can read about all available functions at:
# https://github.com/ttempe/chinese-support-addon/wiki/Edit-behavior

quad

program YearTenComputerSystemsProjectByBrandonEthakadaAndTaiBellLiu;
uses ptccrt, ptcgraph;
var keyz : string;
    selection,speed : integer;

procedure InitIt;
var gd, gm : integer;
begin
     Gd := d8bit;
     Gm := m640x480;

quad

require 'digest/sha1'

class Proof < Struct.new :data, :difficulty, :token
  def valid?
    hash = Digest::SHA1.hexdigest("#{data} #{difficulty} #{token}")
    pl = prefix_length(hash.to_i(16))
    difficulty <= pl
  end

  def increment

quad

// PhantomJS doesn't support bind yet
Function.prototype.bind = Function.prototype.bind || function (thisp) {
    var fn = this;
    return function () {
        return fn.apply(thisp, arguments);
    };
};

(function(p) {
    var fs = require('fs'),

quad

require 'benchmark'
require 'delegate'

class Direct
  def method
    'direct'
  end

  def base
    'base'

quad

require 'minitest/autorun'

class Account < Struct.new :balance
end

class MoneyTransfer < Struct.new :source, :destination
  def initialize source, destination
    super
    source.extend Transferrer
  end