import java.io.*;
import java.util.Scanner;

public class Fibo{
	public static void main(String[] args) {
		// TODO Auto-generated method stub
//		 Create a scanner to read from keyboard
	    Scanner scn = new Scanner (System.in);
	    int n;
	    int sum;
	    int i;
	    int [] f = new int[30];
	    
	    while(true){
	    	      System.out.printf ("Input please: \n") ;
	    	       n = scn.nextInt() ;
	    	       if((1 < n) && (n < 16)) break;
	    	       System.out.printf ("wrong input \n");
	    }
	    	f[0] = -2;
	    	f[1] = 2;
	    	sum = 0;
	    	
	    	for(i = 2; i<=n; i++) {
	    	f[i] = f[i-1] + f[i-2] ;
	    	sum = sum + f[i];
	    	}
	    	System.out.printf ("The last number is: %d\n", f[n]);
	    	System.out.printf ("The sum is: %d\n", sum);

	}

}