#include<iostream>
#include<vector>
#include<cassert>
using namespace std;
int main()
{
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	int X,Y;
	cin>>X>>Y;
	cout<<X*Y<<" "<<X*Y<<"\n";
	for(int i=1;i<=X;i++)cout<<i<<" "<<(i==X?1:i+1)<<"\n";
	int sz=X;
	for(int i=1;i<=X;i++)
	{
		int p=i;
		for(int j=1;j<Y;j++)
		{
			cout<<p<<" "<<++sz<<"\n";
			p=sz;
		}
	}
}