"""
3.11
"""
from random import randint
import matplotlib
import matplotlib.pyplot as plt

x1 = []
y1 = []

def experiment(N):
    n = 0
    for i in range(N):
        x = randint(0, 60)
        y = randint(0, 60)

        if (x + 10 >= y) and (y + 12 >= x):
            n += 1
            x1.append(x)
            y1.append(y)
        #else:
            #x2.append(x)
            #y2.append(y)

    return (n / N)


print("Answer:")
print(experiment(10000))
print(len(x1), len(y1))
plt.plot(x1, y1, linestyle="", marker="o", color = "g")
#plt.plot(x2, y2, linestyle="", marker="o", color = "r")
plt.title('PLOT')
plt.show()