#!/usr/bin/env python3
from functools import lru_cache
from itertools import takewhile
from math import sqrt


def sieve_of_eratosthenes(max):
    is_prime = [True] * (max + 1)
    is_prime[0] = False
    is_prime[1] = False
    for i in range(2, int(sqrt(max)) + 1):
        if not is_prime[i]:
            continue
        for j in range(i * i, max + 1, i):
            is_prime[j] = False
    return filter(lambda x: is_prime[x], range(max + 1))


@lru_cache(maxsize=None)
def win(n):
    if n < 2:
        return True
    for i in reversed(list(takewhile(lambda x: x <= n, prime))):
        if not win(n - i):
            return True
    return False

N = int(input())
prime = list(sieve_of_eratosthenes(N))
if win(N):
    print("Win")
else:
    print("Lose")