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

#ifdef LOCAL
#include <debug.hpp>
#else
#define debug(...)
#endif

int main() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    cout << fixed << setprecision(20);
    int X, Y;
    cin >> X >> Y;

    vector<vector<int>> G(X * Y);
    for (int i = 0; i < X; i++) {
        for (int j = 0; j < Y - 1; j++) {
            G[i * Y + j].emplace_back(i * Y + j + 1);
        }
    }
    for (int i = 0; i < X; i++) {
        int from = i * Y, to = ((i + 1) * Y) % (X * Y);
        G[from].emplace_back(to);
    }

    cout << X * Y << " " << X * Y << "\n";
    for (int i = 0; i < X * Y; i++) {
        for (int j : G[i]) {
            cout << i + 1 << " " << j + 1 << "\n";
        }
    }
}