algzjh的博客

利用泰勒展开 π4=1−13+15−17+⋯π4=1−13+15−17+⋯\dfrac{\pi}{4}=1-\dfrac{1}{3}+\dfrac{1}{5}-\dfrac{1}{7}+\cdots import java.util.*; class Calc extends Thread{ private double a1;//首项 private double dif;...

#include "stdafx.h" #include <cstdio> #include <iostream> #include <omp.h> using namespace std; static long num_steps = 100000; #define NUM_THREADS 2 void main(){ int i; dou...