package main

import . "fmt"

func main() {
	var n int
	Scan(&n)
	c:=0
	for t:=0;t<100;t++ {
		for g:=0; g<=t; g++ {
			for pg:=0; pg<100; pg++ {
				s:=t*5+g*2+pg*3
				if s==n {
					c++
				}
			}
		}
	}
	Println(c)
}