#include <bits/stdc++.h>

using namespace std;

ifstream fin("a.in");

int main(){
    #ifndef ONLINE_JUDGE
    freopen("a.in", "r", stdin);
    #endif // ONLINE_JUDGE

    long long int a, b, c;
    cin >> a >> b;
    c = a * b;
    cout << "2\n1 " << c * 2 << "\n3 " << c;
    return 0;
}