#4.2
import random
from random import randint
import matplotlib
import matplotlib.pyplot as plt

omega=[2,4,6]
a=[]
n,N=0,100000
x1=[x for x in range(0,N,100)]
x1.remove(x1[0])
y1=[]
for _ in range(N):
    for i in range(3):
        a.append(random.choice(omega))
    if 6 in a:
        n+=1
    if _ in x1:
        y1.append(n/_)
    a=[]
print(n / N)
plt.plot(x1, y1)
plt.title('PLOT')
plt.show()