swetarajbhar

#include<iostream>
#include<stack>
using namespace std;

bool checkbalance(string expr)
{
	stack<char> s;
	char x;
	for(int i=0;i<expr.length();i++)
	{

swetarajbhar

#include<iostream>
using namespace std;
int totalchoc(int money,int price,int wrap)
{
  if(money < price)
	{
		return 0;
	}
	int choc=money/price;
	choc = choc+(choc-1)/(wrap-1);