import java.util.*;

class Main{
	static void gethurui(boolean hurui[],int n){
		hurui[0] = hurui[1] = false;
		for(int i = 2;i <= n;i++)
			hurui[i] = true;
		for(int i = 2;i <= (int)(Math.sqrt(n) + 0.1);i++){
			if(!hurui[i])
				continue;
			for(int j = i * 2;j <= n;j += i){
				hurui[j] = false;
			}
		}
	}
	public static void main(String args[]) {
		Scanner scan = new Scanner(System.in);
		int n = scan.nextInt();
		scan.close();
		boolean[] hurui = new boolean[n + 1];
		gethurui(hurui,n);

		ArrayList<Integer> p = new ArrayList<Integer>();

		for(int i = 0;i <= n;i++){
			if(hurui[i])
				p.add(i);
		}

		boolean[] dp = new boolean[n + 1];

		dp[0] = dp[1] = true;

		for(int i = 2;i <= n;i++){
			boolean f = false;

			int j = 0;
			while(j < p.size() && p.get(j) <= i){
				if(!dp[i - p.get(j)]){
					f = true;
					break;
				}
				j++;
			}
			dp[i] = f;
		}
		if(dp[n])
			System.out.println("Win");
		else
			System.out.println("Lose");
	}
}