#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ull = unsigned long long;
#define rep(a, b, c) for (int a = b; a < (int)c; ++a)

vector<int> xm = {-1, 1, 0, 0};
vector<int> ym = {0, 0, 1, -1};

const ll MOD = 998244353;

int main()
{
    int n, m;
    cin >> n >> m;
    cout << n * m << " " << n * m << endl;
    vector<vector<int>> graph(n * m);
    rep(i, 0, n * m)
    {
        if (i < n)
        {
            graph[i].push_back(i + n);
        }
        else if (i < n * m - n)
        {
            graph[i].push_back(i + n);
        }
        else if (i < n * m - 1)
        {
            graph[i].push_back(i + 1);
        }
        else if (i == n * m - 1)
        {
            graph[i].push_back(n * m - n);
        }
    }
    rep(i, 0, n * m)
    {
        for (int x : graph[i])
        {
            cout << i + 1 << " " << x + 1 << endl;
        }
    }
}