N = int(input())


def eratosthenes_sieve(n):
    if n < 2:
        return []

    is_primes = [True] * (n + 1)
    for x in range(2, int(n ** 0.5 + 1) + 1):
        if is_primes[x]:
            for mx in range(2 * x, n + 1, x):
                is_primes[mx] = False

    return [i for i in range(2, n + 1) if is_primes[i]]


primes = eratosthenes_sieve(N)
# dp[i] := 残りiで先手に回ってきたとき先手が勝ちか負けか
dp = [''] * (N + 1)
dp[0] = 'W'
dp[1] = 'W'

for i in range(2, N + 1):
    for p in primes:
        if i - p < 0:
            continue

        if dp[i - p] == 'L':
            dp[i] = 'W'
            break

    else:
        dp[i] = 'L'

print('Win' if dp[N] == 'W' else 'Lose')