import sequtils,strutils

var
  n = parseInt readLine stdin
  a = true.repeat(n + 1)
a[0] = false
a[1] = false
for i in 2..n:
  if not a[i]: continue
  for j in countup(i * 2,n,i):
    a[j] = false
var
  ps = a.pairs.toSeq.filter(proc (x : (int,bool)) : bool = x[1]).unzip[0]
  dp = true.repeat(n + 1)
dp[0] = false
dp[1] = false
for i in 2..n:
  for j in ps:
    if j <= i and dp[i - j]:
      dp[i] = false
echo if dp[n]: "Lose" else: "Win"