#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
  #include "settings/debug.cpp"
#else
  #define Debug(...) void(0)
#endif
#define rep(i, n) for (int i = 0; i < (n); ++i)
using ll = long long;
using ull = unsigned long long;

int main() {
  int x, y;
  cin >> x >> y;
  cout << x * y << ' ' << x * y << endl;
  // 丸い部分
  rep(i, x) cout << i + 1 << ' ' << (i + 1) % x + 1 << endl;
  // 伸びてる部分
  rep(i, x) {
    rep(j, y - 1) cout << i + 1 + x * j << ' ' << i + 1 + x * (j + 1) << endl;
  }
  return 0;
}