一个初一生疯了

#include<bits/stdc++.h>
using namespace std;
long long int d[99999999999],e[9999999999],v = 0;
int z(int x,int c)
{
	if(c == 0)
	{
		return 0;
	}
	d[v] = c % x;
	v++;
	z(x,c / x);
	v--;
	e[v] = v;
	return 0;
}
int main()
{
	int j,s;
	cin >> j >> s;
	z(j,s);
	for(int i = v;i >= 0;i--)
	{
		if(d[i] == 0)
		{
			break;
		}
		else if(i == v)
		{
			cout << d[i] << "*" << j << "^" << e[i];
		}
		else
		{
			cout << d[i] << "*" << j << "^" << e[i] << "+";
		}
		cout << "1";
	}
	return 0;
}