====Code====
#include <cstdlib>
#include <iostream>
#include <iomanip>
using namespace std;
int main(int argc, char* argv[])
{
if(argc < 2) { cout<<"Please input the number of circle points"<<endl; }
int npoints = atoi(argv[1]); int circle_count = 0;
srand(time(NULL));
double xValue, yValue; for(int i = 0; i < npoints; i++) { //Generate random numbers xValue = (double) rand()/RAND_MAX; yValue = (double) rand()/RAND_MAX;
if(sqrt((xValue*xValue)+(yValue*yValue)) <= 1) { circle_count++; } }
double pi, ds;
cout<<circle_count<<"/"<<npoints<<endl; ds = (double)circle_count/npoints; cout<<ds<<endl; pi = ((4.0)*ds);
cout<<"PI = "<< pi <<endl;
return 0;
}
