int main()
{
	int x,y,k,sum;
	int a[100][100];
	int i,j;
	int count;
	scanf("%d %d",&x,&y);
	count=0;
	for(i=0;i<x;i++)
	{
		for(j=0;j<y;j++)
		{
			scanf("%d",&a[i][j]);
		}
	}
	sum=x*y;
	i=0;
	j=0;
	k=0;
	while(count<sum)
	{
		for(j=0+k;j<y;j++)
		{
			printf("%d\n",a[i][j]);
		}
			count+=y-k;
		if(count==sum)
			break;
		for(i=1+k;i<x;i++)
		{
			printf("%d\n",a[i][j-1]);
		}
			count+=x-1-k;
		if(count==sum)
			break;
		y--;
		for(j=y-1;j>=k;j--)
		{
			printf("%d\n",a[i-1][j]);
		}
			count+=y-k;
		if(count==sum)
			break;
		x--;
		for(i=x-1;i>k;i--)
		{
			printf("%d\n",a[i][j+1]);
		}
			count+=x-1-k;
		k++;
		i=k;
	}
	}



