Python第二周

 from tqdm import tqdm
 import time
 from random import random
 from math import sqrt
 DARTS=1000000
 hits=0.0
 time.clock()
 for i in range(1,DARTS):
     x,y=random(),random()
     ist=sqrt(x**2+y**2)
     if dist<=1.0:
         hits=hits+1
 for i in tqdm(range(1,DARTS//100000+1)):
     time.sleep(0.05)
 pi=4*(hits/DARTS)
 print("Pi值是{}.".format(pi))
 print("运行时间是:{:.5f}s".format(time.clock()))