#include <bits/stdc++.h>
using namespace std;

const int INF = 1e9;

int s, x;

int main() {
	cin >> s >> x;
	if (__gcd(s, x) == 1) {
		cout << 1 << '\n';
		cout << s << '\n';
		return 0;
	}
	if (x % 2 == 0 && s % 2 == 1) {
		for (int i = 1; ; i += 2) {
			if (__gcd(i, x) == 1 && __gcd(i * 2 + s, x) == 1 && i * 2 + s <= INF) {
				cout << 3 << '\n';
				cout << -i << ' ' << -i << ' ' << i * 2 + s << '\n';
				return 0;
			}
			if (__gcd(i, x) == 1 && __gcd(abs(s - i * 2), x) == 1) {
				cout << 3 << '\n';
				cout << i << ' ' << i << ' ' << s - i * 2 << '\n';
				return 0;
			}
		}
	}
	for (int i = 1; ; i += 2) {
		if (__gcd(i, x) == 1 && __gcd(i + s, x) == 1 && i + s <= INF) {
			cout << 2 << '\n';
			cout << -i << ' ' << i + s << '\n';
			return 0;
		}
		if (__gcd(i, x) == 1 && __gcd(abs(s - i), x) == 1) {
			cout << 2 << '\n';
			cout << i << ' ' << s - i << '\n';
			return 0;
		}
	}
	return 0;
}