#include <bits/stdc++.h>

using namespace std;

#define ll long long
#define ld long double
#define pb push_back
#define mp make_pair
#define pii pair<int, int>
#define pll pair<ll, ll>
#define pdd pair<ld, ld>
#define all(x) (x).begin(), (x).end()
#define fi first
#define se second

int main() {
    cin.sync_with_stdio(false);

    ll a, b;
    cin >> a >> b;

    ll mlc = a * b / __gcd(a, b);

    cout << 2 << '\n';
    cout << 1 << " " << 2 * mlc << '\n';
    cout << 3 << " " << mlc << '\n';

    return 0;
}