#include <iostream>
#include	<stdio.h>
#include	<time.h>

long mult(int value1, int value2)
{
	long product=0;
	int i;

	for (i=0; i<16; i++)
	{
		if (value2 & 1)
			product += value1;
		value1 <<= 1;
		value2 >>= 1;
	}
	return(product);
}


int main()
{
	while (true)
	{
	clock_t start, finish;
	int value1=1000, value2=4096;
	int i,j,n;

	extern long mult(int,int);

	printf("Please input repeat count: ");
	scanf("%d", &n);

	start = clock();

	for(j=0; j<n; j++)
		for (i=0; i<1000000; i++)
			mult(value1, value2);
 
	finish = clock();

	printf("Multiplication took %f seconds to finish.\n", ((double)(finish-start)) / CLOCKS_PER_SEC);
	
	}

	system("PAUSE");

	return 0;
}