package main

import . "fmt"

func main() {
	var s int64
	Scan(&s)
	x:=[]int64{}
	for s>0 {
		e:=f(s)
		e*=e
		s-=e
		x=append(x,e)
	}
	Println(len(x))
	for i,v:=range x {
		if i>0 {
			Print(" ")
		}
		Print(v)
	}
	Println()
}

func f(n int64) int64 {
	var x int64
	for i:=60;i>=0;i-- {
		y:=x|(1<<i)
		if y*y<=n {
			x=y
		}
	}
	return x
}