fun main(args: Array<String>){
    val num = readLine()!!.toInt()
    primeList = getPrimeList(num)

    val ans = if(canWin(num)) "Win" else "Lose"
    println(ans)
}

var primeList = listOf<Int>()

val dic = mutableMapOf<Int, Boolean>()
fun canWin(num:Int): Boolean {
    if(num in (2..3)) {
        return false
    }
    dic[num]?.let { return it }

    var ret = false
    primeList.filter { it < num - 1 }.forEach{
        if(!canWin(num-it)) {
            ret = true
        }
    }
    dic[num] = ret
    return ret
}

fun getPrimeList(maxNum:Int):List<Int> {
    val flags = arrayOfNulls<Boolean>(maxNum+1)
    val list = mutableListOf<Int>()
    for (i in 2..maxNum) {
        if(flags[i] != null && flags[i]!!) {
            continue
        }
        val maxIndex = maxNum/i
        for(j in 1..maxIndex) {
            flags[i*j] = true
        }
        list.add(i)
    }
    return list.toList()
}