package main

import "fmt"

func main() {
	var N int
	fmt.Scan(&N)

	var count int
	for t := 0; t <= 20; t++ {
		for g := 0; g <= t; g++ {
			for pg := 0; pg <= 33; pg++ {
				if N == 5*t+g*2+pg*3 {
					count++
				}
			}
		}
	}

	fmt.Println(count)
}