require "prime"
ss = Prime.each(10000).to_a
ans = Array.new(10001)
n=gets.to_i
(10000+1).times do |d|
    if(d < 2)
        ans[d] = true
    elsif(d<4)
        ans[d] = false
    else
        f=0
        ss.each do |pr|
            break if(pr > d)
            if(ans[d-pr] == false)
                ans[d] = true
                f=1
                break 
            end
        end
        ans[d]=false unless(f==1)
    end
end
puts ans[n]? "Win" : "Lose"