# coding: utf-8
import math

N = int(input())

def make_prime_list(num):
    if num < 2:
        return []

    # 0のものは素数じゃないとする
    prime_list = [i for i in range(num + 1)]
    prime_list[1] = 0 # 1は素数ではない
    num_sqrt = math.sqrt(num)

    for prime in prime_list:
        if prime == 0:
            continue
        if prime > num_sqrt:
            break

        for non_prime in range(2 * prime, num, prime):
            prime_list[non_prime] = 0

    return [prime for prime in prime_list if prime != 0]

primes = make_prime_list(10 ** 5)

dp = [-1] * (N + 1)
dp[0] = 1
dp[1] = 1
dp[2] = -1
dp[3] = -1

for num in range(4, N + 1):
    for prime in primes:
        if prime > num:
            break
        if dp[num - prime] is False:
            dp[num] = True
            break

if dp[N]:
    print("Win")
else:
    print("Lose")