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#include <fstream>
using namespace std;
ifstream cin("tablete.in");
ofstream cout("tablete.out");
int n,m,k,x,i,j,v[1005][1005];
bool f[1000005];
int main()
{
cin>>n>>k;
m=k*n;
m-=m%2;
for(i=1;i<=n/2;i++)
{
f[2*(i+1)]=1;
v[i][k]=2*(i+1);
}
for(i=1;i<=n/2+n%2;i++)
{
f[m+2*(i-1)]=1;
v[n/2+i][k]=m+2*(i-1);
}
x=n*n;
for(j=n;j>k;j--)
{
for(i=n;i>=1;i--)
{
while(f[x])
x--;
v[i][j]=x;
f[x]=1;
}
}
for(j=k-1;j>=1;j--)
{
for(i=n;i>=1;i--)
{
while(f[x])
x--;
v[i][j]=x;
f[x]=1;
}
}
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
cout<<v[i][j]<<' ';
cout<<'\n';
}
return 0;
}