#ifdef LOCAL
#define _GLIBCXX_DEBUG
#endif
#include <bits/stdc++.h>
#include <atcoder/all>
using namespace atcoder;
using namespace std;
#define ll long long
#define rep(i,n) for(ll i=0;i<(ll)n;i++)
#define all(v) v.begin(),v.end()
const ll INF = (ll)2e18;

int main(){
    cin.tie(0);
    ios::sync_with_stdio(false);

    ll X, Y;
    cin >> X >> Y;
    cout << X * Y << ' ' << X * Y << endl;
    ll N = X * Y;
    vector<vector<ll>> G(N);
    
    rep(i,X){
        cout << i + 1 << ' ' << (i + 1) % N + 1 << endl;
    }
    rep(i,Y-1){
        rep(j,X){
            cout << (i + 1) * X + j + 1 << ' ' << i * X + j + 1 << endl;
        }
    }
}