View Code of Problem 64

#include <stdio.h>
#include <iostream>
#include <string.h>
#include <string>
using namespace std;
int fib(int n,int k,int l) {
	if (n == 2)return k;
	
	
	if (k - k / 2 + k >l) {
		return k;
	}
	k = k - k / 2 + k;
	//cout << k << " ";
	fib(n - 1, k, l);
}
int main()
{
	int n, k, l;
	while (cin >> n >> k >> l) {
		if (n == 0 && k == 0 && l == 0) {
			break;
		}
		int t = fib(n, k, l);
		cout << t << endl;
	}
}