Chapter 19, Problem 14RQE

#include <iostream>

#include <string>

using namespace std;

void function(string, int, int);

int main()

{

string mystr = "Hello";

cout ≪ mystr ≪ endl;

function(mystr, 0, mystr.size());

return 0;

}

void function(string str, int pos, int size)

{

if (pos < size)

{

function(str, pos + 1, size);

cout ≪ str[pos];

}

}