prime = []
def setPrime(n):
    n += 1
    alive = [True] * n
    i = 2
    while i < n:
        if alive[i]:
            prime.append(i)
            j = 2 * i
            while j < n:
                alive[j] = False
                j += i
        i += 1
    
n=int(input())
setPrime(n)
dp=[False]*(n+1)
dp[0]=dp[1]=True
for i in range(2,n+1):
    for p in prime:
        if i-p<0:
            break
        dp[i] |= not dp[i-p]

if dp[n]:
    print("Win")
else:
    print("Lose")