Chongqing University of Posts and Telecommunications Python Homework 3. Calculation of Pi ---- (the fourth homework)

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Original title

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Code

import random
random.seed(123)
num = int(input());count = 0
for i in range(num):
    x = random.random()
    y = random.random()
    if pow(x,2)+pow(y,2) <= 1:
        count+=1
print("%.6f" %(count*4/num))