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#include <fstream>
using namespace std;
ifstream fin("tablete.in");
ofstream fout("tablete.out");
int a[1005][1005];
int main()
{
int n,m,last=0,cnt=1,i,j;
fin>>n>>m;
for(i=1;i<=n;i++)
{
for(j=1;j<m;j++)
{
if (last)
{
a[i][j]=last;
last = 0;
}
else
a[i][j]=cnt++;
}
if (cnt&1)
last=cnt++;
a[i][m]=cnt++;
}
for(i=1;i<=n;i++)
for(j=m+1;j<=n;j++)
{
if(last)
{
a[i][j]=last;
last = 0;
}
else
a[i][j]=cnt++;
}
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
fout<<a[i][j]<<" ";
fout<<"\n";
}
return 0;
}