n = int(input())

primes = []

for i in range(2,n+1):
    check = True
    for p in primes:
        if p**2 > i:
            break
        if i%p == 0:
            check = False
            break
    if check:
        primes.append(i)

dp = [0]*(n+1)
dp[0] = dp[1] = 1
for i in range(2,n+1):
    for j in primes:
        if i-j < 0:
            break
        if dp[i-j] == 0:
            dp[i] = 1
            break

print("Win" if dp[-1] == 1 else "Lose")