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2017-03-01 09:16
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前天是3月14日，π日，想起以前写下的一个计算π值的Python代码，分享一下。The day before yesterday was March 14, π day, share a python code written before.
Python代码如下： python source code as follows: import sys k, a, b, a1, b1 = 2, 4, 1, 12, 4 while 1==1: p, q, k = k*k, 2*k+1, k+1 a, b, a1, b1 = a1, b1, p*a+q*a1, p*b+q*b1 d = a // b d1 = a1 // b1 while d ==