# -*- coding: utf-8 -*-

def eratos(n):
    list = xrange(2, n + 1)
    ans = []
    while len(list):
        ans.append(list[0])
        list = filter(lambda x: x % list[0] > 0, list)
    return ans


def eratos2(n):
    table = [True] * (n + 1)
    table[0] = table[1] = False
    a = 2
    ans = []
    while a <= n:
        if table[a]:
            ans.append(a)
            k = 2
            while a * k <= n:
                table[a * k] = False
                k += 1
        a += 1

    return ans


def solve(N):
    prime_map = eratos2(N)

    memo = [None] * (N + 1)
    dp = [False] * (N + 1)

    # Trueなら相手の負け
    def dfs(n):
        if memo[n] is not None:
            return memo[n]

        for p in filter(lambda x: x <= n, prime_map):
            if 0 <= n - p <= 1:
                continue
            if not dfs(n - p):
                memo[n] = True
                return memo[n]
        memo[n] = False
        return memo[n]

    def on_dp(N):
        dp[0] = True
        dp[1] = True
        for i in xrange(2, N + 1):
            for p in prime_map:
                if p > i: break
                dp[i] |= not dp[i - p]
        return dp[N]
    print "Win" if on_dp(N) else "Lose"

solve(int(raw_input()))
    # solve(10000) # Win