UVA 11877 - The Coco-Cola Store

	/**
	* Author : Md.Mehadi Hasan Menon.
	* Problem : 11877 - The Coco-Cola Store.
	* Status : Accepted.
	* Date : 09.11.2014.
	**/
	#include <stdio.h>
	int main()
	{
	int n, sum;
	while(scanf("%d", &n) == 1)
	{
	if(n == 0) break;
	sum = 0;
	while(n >= 3)
	{
	sum += n / 3;
	n = (n % 3) + (n / 3);
	}
	if(n == 2)
	printf("%d\n", sum + 1);
	else
	printf("%d\n", sum);
	}
	return 0;
	}

view raw 11877.cpp hosted with ❤ by GitHub