pastelHex

import java.util.HashMap;

public enum EnumMap {
    E1(1),
    E2(2),
    E3(3),
    E4(4);

    private int value;
    public static HashMap<Integer, EnumMap> extensionMap;

pastelHex

import numpy as np
from numpy import pi
import matplotlib.pyplot as plt
import matplotlib.animation as animation
from matplotlib.patches import Ellipse

r=2
dt=0.1
dx=0.1
dy=0.1