def Prime(n):
  prime=[True]*(n+1)
  prime[0],prime[1]=False,False
  for p in range(2,n+1):
    if not prime[p]:continue
    for np in range(2*p,n+1,p):
      prime[np]=False
  
  prime_list=[]
  for p in range(n+1):
    if prime[p]:
      prime_list.append(p)
  return prime_list

n=int(input())
P=Prime(n)

dp=[False]*(n+1)
dp[0]=True;dp[1]=True
for i in range(n+1):
    for p in P:
        if i-p>=0:
            dp[i]|=not dp[i-p]

print('Win' if dp[n] else 'Lose')