require 'prime'

N = gets.to_i
A = Array.new(N + 1)
PNS = Prime.each(N).to_a

for n in 2..N do
  flg = false
  PNS.each do |pn|
    break if n - pn <= 1
    if A[n - pn] == false then #負け数字を相手に押し付けられる
      flg = true
      break;
    end
  end
  A[n] = flg
end

puts A[n] ? "Win" : "Lose"