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

int main() {
  int X, Y; cin >> X >> Y;
  int Count = X + 1;
  cout << X * Y << ' ' << X * Y << endl;
  for (int i = 0; i < X; i++)
    cout << i + 1 << ' ' << (i == X - 1 ? 1 : i + 2) << endl;
  for (int i = 0; i < X; i++) {
    for (int j = 0; j < Y - 1; j++) {
      cout << (j == 0 ? i + 1 : Count - 1) << ' ' << Count << endl;
      Count++;
    }
  }
}