N = int(input())
def primes():
    n = 2
    p = []
    while True:
        if not any( n % f == 0 for f in p ):
            yield(n)
            p.append( n )
        n += 1

p = primes()
r = []
while True:
    d = next(p)
    if d <= N:
        r.append(d)
    else:
        break

memo = ['Lose']*(N+1)
memo[0] = 'Win'
memo[1] = 'Win'

for i in range(2, N+1):
    c = set()
    for s in r:
        if s > i:
            break
        elif memo[i-s] == 'Lose': #素数を引いて一つでも'Lose'があれば'Win'
            memo[i] = 'Win'
            break

print(memo[N])