N = int(input())
cnt = [0]*(N+1)
primes = []
for i in range(2, N+1):
    if cnt[i] == 0:
        primes.append(i)
        for num in range(i, N+1, i):
            cnt[num] += 1

DP = [False] * (N + 1)
DP[0] = True
DP[1] = True

for i in range(N):
    # False に導ければ True（勝ち）
    for prime in primes:
        if prime >= i:
            break
        if not DP[i - prime]:
            DP[i] = True
            break

if DP[N]:
    print('Win')
else:
    print('Lose')