#include <iostream>
#include <cctype>
#include <string>
#include <cstring>
using namespace std;

void upper(string &str);

int main()
{

	string str;
	cout << "Enter a string (q to quit): ";
	cin >> str;
	upper(str);

	while (str != "q" && "Q")
	{
		cout << "Next string: ";
		cin >> str;
		upper(str);
	}

	cout << "Bye!";
		
	
	system("PAUSE");
	return 0;
}

void upper(string &str)
{
	char * p = new char[str.length()];
	for (int i = str.length(); i >= 0; i--)
		p[i] = str[i];

	for (int i = 0; i <= strlen(p); i++)
	{
		toupper(p[i]);
		cout << p[i];
	}
}