from re import L
import sys
import itertools

input = sys.stdin.readline


def main():
    N = int(input())

    sieve = [True] * (N+1)

    primes = []

    for i in range(2, N+1):
        if sieve[i]:
            primes.append(i)
            for j in range(i*i, N+1, i):
                sieve[j] = False

    DP = [False]*(N+1)
    DP[0] = DP[1] = True

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

    print('Win' if DP[-1] else 'Lose')


if __name__ == '__main__':
    main()