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Cod sursa(job #951883)
#include<fstream>
using namespace std;
ifstream f("tablete.in");
ofstream g("tablete.out");
int n,k,j,a[1001][1001];
int main()
{
f>>n>>k;
int nr=0;
if(k%2==0)
{
for(int i=1;i<=n;++i)
for(j=1;j<=k;++j)
a[i][j]=++nr;
for(int i=1;i<=n;++i)
for(j=k+1;j<=n;++j)
a[i][j]=++nr;
}
else
{ if(n%2==0)
{
for(int i=1;i<=n;i++)
if(i%2==1) a[i][k]=1;
else a[i][1]=-1;
for(int i=1;i<=n;++i)
for(j=1;j<=k;++j)
++nr, a[i][j]=a[i][j]+nr;
for(int i=1;i<=n;++i)
for(j=k+1;j<=n;++j)
++nr, a[i][j]=a[i][j]+nr;
}
else
{
}
}
for(int i=1;i<=n;i++)
{ for( j=1;j<=n;j++) g<<a[i][j]<<" ";
g<<'\n';
}
g.close();
return 0;
}