#include <stdio.h>
#include <string.h>
#include <stdlib.h>

int main() {
    int n,m;
    
    scanf("%d %d", &n, &m);

    int **arr = (int**)malloc(n*sizeof(int*));
    for(int i=0; i<n; i++){
        arr[i] = (int*)malloc(m*sizeof(int));
    }

    for(int i=0; i<n; i++){
        for(int j=0; j<m; j++){
            arr[i][j] = 0;
        }
    }

    int a=1;

    int i=0;
    int j=0;

    while(a<=n*m){

        while(j<m && arr[i][j] == 0){
            arr[i][j] = a++;
            j++;
        }

        j--;
        i++;

        if(a>n*m) break;

        while(i<n && arr[i][j] == 0){
            arr[i][j] = a++;
            i++;
        }

        i--;
        j--;

        if(a>n*m) break;

        while(j>=0 && arr[i][j] == 0){
            arr[i][j] = a++;
            j--;
        }

        j++;
        i--;

        if(a>n*m) break;

        while(i>=0 && arr[i][j] == 0){
            arr[i][j] = a++;
            i--;
        }

        i++;
        j++;
    }

    for(int i=0; i<n; i++){
        for(int j=0; j<m; j++){
            printf("%3d ", arr[i][j]);
        }
        printf("\n");
    }

    return 0;
}