language: C++ 4.7.2 (gcc-4.7.2)
date: 434 days 3 hours ago
link:
visibility: private 
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#include <iomanip>
#include <cstdlib>
#include <iostream>
#include <cmath>
 
using namespace std;
 
int main(void)
{
    int i;
    long double result;
    long double pi;
    int y=3;
    int loopcount=0;
    long double precision = 0;
    long double previous = 0;
 
    cout<<"Start\n";
 
    result=1-(pow(1,y)/y);
 
    do
    {
        y=y+2;
        result=result+(pow(1,y)/y);
        y=y+2;
        result=result-(pow(1,y)/y);
 
        pi=4*(result);
        precision=(pi*(pow(10,11))/10);
 
        loopcount++;
 
        if (floor(precision)==floor(previous))
            break;
 
        previous = precision;
    }
    while(true); //This is the problem!);
 
    cout<<"Final Arctan is:"<<endl;
    cout<<setprecision(20)<<result<<endl;
    cout<<"Final Pi is:"<<endl;
    cout<<setprecision(9)<<pi<<endl;
    cout<<"Times looped:"<<endl;
    cout<<loopcount<<endl;
 
    return 0;
}