#include <iostream>
#include <iomanip>
using namespace std;
int main() {
    int n, m, i , j, tmp;
    cin >> n >> m;
    if ( n > m){
        tmp = m;
    }else{
        tmp = n;
    }
    int a[n][m];
    int lane;
    int start_lane = 0;
    int end_lane = n-1;
    int start_column = 0;
    int end_column = m-1;
    int numb = 1;
   for ( lane = 0; lane < (2*tmp); lane++){
        if ( lane%4 == 0){
            for ( j = start_column; j < end_column+1; j++){
                i = start_lane;
                a[i][j] = numb;
                numb++;
                //cout << i << j<<" ";
                //cout << setw(4)<<a[i][j];
            }
            start_lane++;//0+1 = 1
            //cout << endl;
        }else if ( lane%4 == 1){
            for ( i = start_lane; i < end_lane+1; i++){
                j = end_column;
                a[i][j] = numb;
                numb++;
                //cout << i << j<<" ";
                //cout << setw(4)<<a[i][j];
            }
            end_column--; // (m-1)-1
            //cout << endl;
         }else if ( lane%4 == 2){
            for ( j = end_column; j > start_column-1; j--){
                i = end_lane;
                a[i][j] = numb;
                numb++;
                //cout << i << j<<" ";
                //cout << setw(4)<<a[i][j];
            }
            end_lane--; //(n-1)-1
            //cout << endl;
        }else if ( lane%4 == 3){
            for ( i = end_lane; i > start_lane-1; i--){
                j = start_column;
                a[i][j] = numb;
                numb++;
                //cout << i << j<<" ";
                //cout << setw(4)<<a[i][j];
            }
            start_column++;// 0+1 = 1
           // cout << endl;
        }
   }

    // ВЫВОД
    for ( i=0; i < n; i++){
        for ( j= 0; j< m; j++){
           cout << setw(4) << a[i][j];
        }
        cout<<endl;
    }


  // put your code here
  return 0;
}