// yukicoder: 7 プライムナンバーゲーム
// 2019.5.25 bal4u

#include <stdio.h>
#include <math.h>
#include <string.h>

#define MAX 10000
char prime[MAX+10];

void sieve(int n) {
	int i, j, k;
	
	memset(prime+2, 1, n);
//	for (i = 4; i <= n; i += 2) prime[i] = 0;
	k = (int)sqrt((double)n);
	for (i = 3; i <= k; i += 2) if (prime[i])
		for (j = i*i; j <= n; j +=i ) prime[j] = 0;
}

char f[MAX+10];

int main()
{
	int N, i, j;
	
	scanf("%d", &N);
	sieve(N);
	for (i = 2; i < N; i++) if (!f[i]) {
		f[i+2] = 1;
		for (j = 3; i+j <= N; j+=2) if (prime[j]) {
			f[i+j] = 1;
			if (i+j == N) goto done;
		}
	}
done:
	puts(f[N]? "Win": "Lose");
	return 0;
}