#include<stdio.h>

int main(){
    int a[100][100];
    int m,n;
    scanf("%d %d",&n,&m);
    int value=1,up=0,down=n-1,left=0,right=m-1;
    while(value<=n*m){
        for(int j=left;j<=right;j++){
            a[up][j]=value++;
        }
        up++;
        for(int i=up;i<=down;i++){
            a[i][right]=value++;
        }
        right--;
        if(up<=down){
            for(int j=right;j>=left;j--){
                a[down][j]=value++;
            }
            down--;
        }
        if(left<=right){
            for(int i=down;i>=up;i--){
                a[i][left]=value++;
            }
            left++;
        }
    }
    for(int i=0;i<n;i++){
        for(int j=0;j<m;j++){
            printf("%d ",a[i][j]);
        }
        printf("\n");
    }
    return 0;
}