rank

rankclass.cpp

// rankclass.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <iostream>

using namespace std;

class Ranker 
{
	int up, down, views;
	double age;
  public:
	void set_ranks(int, int, int, double);
	int rankit();
};

void Ranker::set_ranks(int a, int b, int c, double d)
{
	up = a;
	down = b;
	views = c;
	age = d;

}

int Ranker::rankit()
{
	// Returns zero if the post has more downvotes than upvotes
	if (up < down)
	{
		return 0;
	}
	else 
	{
		int result = up * 2 - down * 1.5;
		result *= (up - down);
		// Makes sure the post isn't too new. If it is too new, the result might be huge.
		if (age > 1) 
		{
			result /= age;
		}
		if (views > 10000) 
		{
			result++;
		}
	    return int(result);
	}
}


int _tmain(int argc, _TCHAR* argv[])
{
	Ranker simple_ranker;
	simple_ranker.set_ranks(30, 20, 100, 2);
	cout << simple_ranker.rankit();
	return 0;
}