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#include <fstream>
using namespace std;
ifstream f("tablete.in");
ofstream g("tablete.out");
int n,k;
int a[1001][1001];
int main()
{
int i,j,x=0,n1,y;
f>>n>>k;
if(k%2==0)
{for(i=1;i<=n;i++)
for(j=1;j<=k;j++)
{x++;a[i][j]=x;}
for(i=1;i<=n;i++)
for(j=k+1;j<=n;j++)
{x++;a[i][j]=x;}
}
else
{
i=1;
for(y=1;y<=n/2;y++)
{
for(j=1;j<k;j++)
{x++;a[i][j]=x;}
x++;
a[i][j]=x+1;
i++;
j=1;
a[i][j]=x;
j++;
a[i][j]=x+2;
x+=2;
for(j=3;j<=k;j++)
{x++;a[i][j]=x;}
i++;
}
if(n%2==1)
{
for(j=1;j<k;j++)
{x++;a[i][j]=x;}
x++;
a[i][j]=x+1;
}
for(i=1;i<=n;i++)
for(j=k+1;j<=n;j++)
{x++;a[i][j]=x;}
}
for(i=1;i<=n;i++)
{for(j=1;j<=n;j++)
g<<a[i][j]<<" ";
g<<'\n';}
return 0;
}