#include<bits/stdc++.h>
using namespace std;
int n,m,k=0,l,fy[4]={1,0,-1,0},fx[4]={0,1,0,-1},ans1;
int a[1001][1001];
void asd(int x,int y){
		k++;
		a[x][y]=k;
		
	
	for(int i=0;i<4;i++){

		int tx=x+fx[i];
		int ty=y+fy[i];
		if(a[tx][ty]==0&&tx>0&&ty>0&&tx<=n&&ty<=m){
				
			asd(tx,ty);
			
	
			
		}
	}
	
	return;
}
int main(){
	cin>>n>>m;
	

	for(int i=1;i<=n;i++){
		for(int j=1;j<=m;j++){
			a[i][j]=0;
		}
	}
		asd(1,1);
	for(int i=1;i<=n;i++){
		for(int j=1;j<=m;j++){
			cout<<setw(3)<<a[i][j];
		}
		cout<<endl;
	}
}
/**************************************************************
	Problem: 1586
	User: zhengzihao
	Language: C++
	Result: Accepted
	Time:45 ms
	Memory:5988 kb
****************************************************************/