#include<stdio.h>
long long int a[64], aa;
int main()
{
	long long int s;
	scanf("%lld", &s);
	aa = 0;
	while (s > 0)
	{
		a[aa] = 0;
		while ((a[aa] + 1) * (a[aa] + 1) <= s)
			a[aa]++;
		a[aa] *= a[aa];
		s -= a[aa];
		aa++;
	}
	long long int i;
	printf("%lld\n", aa);
	for (i = 0; i < aa - 1; i++)
		printf("%lld ", a[i]);
	printf("%d\n", a[i]);
	return 0;
}