#include <stdio.h>

#include

#include <math.h>

using namespace std;

int main()

{

int n,a,b,c,sum = 0;

cin >> n >> a >> b >> c;

for(int i = 0 ; i <= n/a; i++)

{

	for(int j = 0; j <= n/b ; j++)

	{

		for(int k = 0; k <= n; k++)

		{

			if(a*i + b*j + k == n && i + j + k*c 
            == n)
			
            {
			
            	cout << i << " " << j << " " << k*c << endl;


				sum++;
			
            }
		}

	}

} 	


cout << sum << endl;

return 0;

}