package main

import . "fmt"

func main() {
	var p int
	Scan(&p)
	t := make([]bool,p+1)
	for i:=1;i*i<=p;i++ {
		t[i*i]=true
		if t[p-i*i] {
			Println("Yes")
			return
		}
	}
	Println("No")
}