def mark(s, x):
    for i in xrange(x + x, len(s), x):
        s[i] = False

def sieve(n):
    s = [True] * n
    for x in xrange(2, int(n**0.5) + 1):
        if s[x]: mark(s, x)
    return [i for i in xrange(0,n) if s[i] and i > 1]

n = int(input())

primes =  sieve(n+2)

game = ['L' for i in range(10**4+10)]

game[2] = 'L'
game[3] = 'L'

i = 2
while i < len(game):
	if game[i] == 'L':
		t = 0
		while t < len(primes) and i + primes[t] < len(game) :
			game[i + primes[t]] = 'W'
			t += 1

	i += 1

print 'Win' if game[n] == 'W' else 'Lose'