def is_prime(x):
    for i in range(2, x):
        if x % i == 0:
            return False
    return True

primes = [x for x in range(2, 10000) if is_prime(x)]
memo = [False] * 10010
for i in range(2, 10010):
    if memo[i]:
        continue
    for p in primes:
        if i + p > 10000:
            break
        memo[i+p] = True
if memo[input()]:
    print('Win')
else:
    print('Lose')