import sys
input=lambda: sys.stdin.readline().rstrip()
n=int(input())
def primes(n):
  is_prime=[True]*(n+1)
  is_prime[0]=False
  is_prime[1]=False
  for i in range(2,int(n**0.5)+1):
    if not is_prime[i]:
      continue
    for j in range(i*2,n+1,i):
      is_prime[j]=False
  return [i for i in range(n+1) if is_prime[i]]
P=primes(n)
G=[True]*(n+1)
G[2]=False
G[3]=False
for i in range(4,n+1):
  res=False
  for p in P:
    if p>i:
      break
    else:
      if G[i-p]==False:
        res=True
  G[i]=res
print("Win" if G[n] else "Lose")