fun main() {
    val builder = StringBuilder()

    val n = readInputLine().toInt()

    var ans = 0

    for (p in 0..100) {
        for (t in 0..100) {
            for (g in 0..t) {
                if (p * 3 + t * 5 + g * 2 == n) {
                    ans++
                }
            }
        }
    }

    builder.appendln(ans)

    print(builder.toString())
}

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