gennad

class Tree {
   public Tree left;            // левое и правое поддеревья и ключ
   public Tree right;
   public int key;
 
   public Tree(int k) {        // конструктор с инициализацией ключа
      key = k;
   }
 
/*  insert (добавление нового поддерева (ключа))

gennad

import java.lang.instrument.Instrumentation;

public class ObjectSizeFetcher {
    private static Instrumentation instrumentation;

    public static void premain(String args, Instrumentation inst) {
        instrumentation = inst;
    }

    public static long getObjectSize(Object o) {

gennad

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.IOException;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.regex.Pattern;
import java.util.regex.Matcher;

gennad

class LazyCalc:
  
  def __init__(self):
    self.dict = {}  

  def calc(self, n):
    if n not in self.dict:
      def recursion(n):
        if n <= 1:
          return 1

gennad

class Component:
  def draw(self):
    raise NotImplementedError()

  def add(self, component):
    raise ComponentError()
  
  def remove(self, component):
    raise ComponentError()

gennad

class Context:
  def __init__(self, state):
    try:
      self.state = state
    except WrongStateError:
      pass

  def register(self):
    try:
      self.state.register(self)

gennad

class Command:
  def execute(self):
    raise NotImplementedError()

class Accelerator(Command):
  
  def __init__(self, car):
    self.car = car

  def execute(self):

gennad

from copy import deepcopy

class Prototype:
  def __init__(self, example):
    self.example = example

  def clone(self):
    return deepcopy(self.example)

gennad

class Product:
  pass

class FordCar(Product):
  pass

class ToyotaCar(Product):
  pass

class Factory:

gennad

# -*- coding: utf-8 -*-

class AbstractCarFactory:
  """Абстрактная фабрика"""
  def createCar(self):
    raise NotImplementedError()

class FordFactory(AbstractCarFactory):
  """Конкретная фабрика A"""
  def createCar(self):