N = int(input())

def prime_num(end):
    lists = [i for i in range(2, end + 1)]
    ans = []
    while True:
        if lists[0] > end ** 0.5:
            break
        ans.append(lists[0])
        lists = list(filter(lambda x:x % lists[0], lists))
        
    return ans + lists
    
dp = [False for i in range(N + 1)] 
prime = prime_num(N)
dp[0], dp[1] = True, True

for i in range(2, N + 1):
    for j in prime:
        if j > i:
            break
        if not dp[i - j]:
            dp[i] = True
            break

print('Win' if dp[N] else 'Lose')