def is_prime(num):
    if num <= 1:
        return False
    for i in range(2, int(num**0.5) + 1):
        if num % i == 0:
            return False
    return True

def prime_num_game(N):
    if N <= 2:
        return False

    primes = []
    for i in range(2, N + 1):
        if is_prime(i):
            primes.append(i)

    dp = [False] * (N + 1)

    for i in range(2, N + 1):
        for prime in primes:
            if prime > i:
                break
            if not dp[i - prime]:
                dp[i] = True
                break
    return dp[N]

N = int(input())
print("Win" if prime_num_game(N) else "Lose")