import java.util.*;
import java.math.*;
public class Main{
	public static void main(String... args){
		Scanner scan = new Scanner(System.in);
		int n = scan.nextInt();
		System.out.println(Calc(n));
	}

	public static String Calc(int n){
		LinkedList<Integer> prime = eratosthenes(n);
		boolean[] judge = new boolean[n+1];
		judge[0] = true;
		judge[1] = true;
		for(int i = 4; i <= n; i++){
			for(int p:prime){
				if(0<=i-p && !judge[i-p])judge[i] = true;
			}
		}
		return (judge[n])?"Win":"Lose";
	}

	public static LinkedList<Integer> eratosthenes(int n){
		LinkedList<Integer> list = new LinkedList<Integer>();
		LinkedList<Integer> result = new LinkedList<Integer>();
		list.add(2);
		for(int i = 3; i <= n;i+=2){
			list.add(i);
		}

		double limit = Math.sqrt(n);
		double  head = 0.0;
		int nowHead;
		while(head < limit){
			head = (double)list.get(0);
			nowHead = (int)head;
			result.add(nowHead);
			for(Iterator<Integer> it = list.iterator(); it.hasNext();){
				int num = it.next();
				if(num%nowHead == 0){
					it.remove();
				}
			}
		}

		for(Iterator<Integer> it = list.iterator(); it.hasNext();){
			result.add(it.next());
		}

		return result;
	}


}