fun main() {
    val builder = StringBuilder()

    val n = readInputLine().toInt()

    val isPrime = BooleanArray(n + 1) { true }
    val wins = BooleanArray(n + 1) { false }
    val primeSet = mutableSetOf<Int>()

    wins[0] = true
    wins[1] = true
    isPrime[0] = false
    isPrime[1] = false

    for (i in 2..n) {
        if (isPrime[i]) {
            primeSet.add(i)
            for (j in i * 2..n step i) {
                isPrime[j] = false
            }
        }
        for (p in primeSet) {
            if (!wins[i - p]) {
                wins[i] = true
                break
            }
        }
    }

    builder.appendln(if (wins[n]) "Win" else "Lose")

    print(builder.toString())
}

fun readInputLine(): String {
    return readLine()!!
}