N = int(input())

def prime(x):
    prime = [x if x%2==1 else 2 for x in range(x+1)]
    prime[0] = 1
    for i in range(3, int(x**0.5)+2, 2):
        if prime[i] != i:
            continue   
        for j in range(2*i, x+1, i):
            if prime[j] == j:
                prime[j] = i
    p = [i for i in range(2, x+1) if prime[i] == i]
    return p

P = prime(N+1)
dp = [False] * (N+1)
dp[0] = True
dp[1] = True
for i in range(2, N+1):
    for p in P:
        if p > i:
            break
        if not dp[i-p]:
            dp[i] = True
            break
if dp[N]:
    print('Win')
else:
    print('Lose')