#include <iostream>
#include <algorithm>
#include <vector>

#define let auto
#define fn auto
#define usize size_t
using namespace std;

const usize MOD = 1'000'000'007;

fn fastio() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
}

/**
 * 
 * If there is energy x phage
 * f(1, x) = f(2, x + 1) + f(2, x - 1)
 * 0 0 0 1 0 0 0 0 0
 * 0 0 1 0 1            2
 * 0 1 0 2 0 0 0 0
 * 1 0 3 0 3 0 0 0        8 
 * 0 4 0
 * 4 0 10 0 10
 * 0 14 0 20
 * 14 0 34   35                          119
 *    48  68
 */


/**
 * 1
 * 1 1
 * 1 2 1
 * 1 3 3 1
 * 1 4 6 4 1
 * 1 5 10 10 5 1
 * 1 6 15 20 15 6 1
 * 1 7 21 35 35 
 * 
 * 48 
 * 
 * 
 * 
 * 1 4 10+4 14+14+20 14+20+
 */
// 10 4일 때
// 1 2 4 8 15 30 
// 0 1 2 3 4  5  6 7 8 9

fn main() -> int {
    fastio();
    usize k, n;
    usize col1 = 0;
    usize col2 = 0;
    cin >> k >> n;
    



}