#include<stdio.h>
int n,k,v[1000][1000];
void vector()
{
	int p=1;
	for(int i=1;i<=n;++i)
		for(int j=1;j<=n && p<=n*n;++j && ++p)
			v[i][j]=p;
}
void implementare()
{
	int p=0,t=0,a=0;
	for(int i=1;i<=n;++i)
		for(int j=k;j<=k;++j)
		{
			p=i;
			t=j+1;
			if(v[i][j]%2!=0)
			{
				if(v[p][t]%2==0)
				{
					a=v[i][j];
					v[i][j]=v[p][t];
					v[p][t]=a;
					break;
				}
			}
		}
}
void calcul()
{
	
}
int main()
{
	freopen("tablete.in","r",stdin);
	freopen("tablete.out","w",stdout);
	scanf("%d%d",&n,&k);
	vector();
	implementare();
	calcul();
	return 0;
}