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

using ll = long long;

int main(){
    int x,y;
    cin >> x >> y;
    cout << x*y <<" "<< x*y << endl;
    cout << (x-1)*y+1 <<" " << 1 << endl;
    for(int i=0;i<x;i++){
        if(i!=0){
            cout << (i-1)*y +1 << " " <<i*y+1<< endl;
        }
        for(int j=0;j<y-1;j++){
            cout << i*y+j+1 << " " << i*y+j+2 << endl;
        }
    }
    return 0;
}