#include <stdio.h>

int fiborec(int);
int fiboiter(int);
int fibocache(int);


int main()
{
	int n;
	for ( n= 0; n <= 20 ; n++ )
	{	
		printf("Fiborec %d: %d\n", n, fiborec(n));
	}
	for ( n= 0; n <= 20 ; n++ )
	{	
		printf("Fiboiter %d: %d\n", n, fiboiter(n));
	}
	for ( n= 0; n <= 20 ; n++ )
	{	
		printf("Fibocache %d: %d\n", n, fibocache(n));
	}
	return 0;
}