import sys
input=lambda:sys.stdin.readline().rstrip()
N=int(input())
isPrime=[1 for i in range(N+1)]
primes=[]
for i in range(2,N+1):
	if isPrime[i]:
		for j in range(i*2,N+1,i):
			isPrime[j]=0
		primes.append(i)
win=[1 for i in range(N+1)]
for i in range(2,N+1):
	win[i]=any([j<=i and win[i-j]==0 for j in primes])
print(["Lose","Win"][win[N]])