#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
template <typename T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; }
template <typename T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; }

int main() {
    int X,Y;
    cin >> X >> Y;

    cout << X * Y << " " << X * Y << endl;

    rep(i,X){
        cout << i+1 << " " << (i + 1)% X + 1 << endl;
    }

    rep(i,X){
        cout << i+1 << " " << X + 1 + (Y-1) * i << endl;
        rep(j,Y-2){
            cout << X + 1 + (Y-1) * i + j << " " <<  X + 1 + (Y-1) * i + j+1 << endl;
        }
    }
}