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#include<fstream>
#define lim 260
using namespace std;
int N,i,j,v,pozi,pozj;
int a[lim][lim];
int main(){
ifstream f("lacate.in");
ofstream g("lacate.out");
f>>N;
g<<N*(N-1)/2<<' '<<N-1<<'\n';
for (i=1; i<=N-1; i++)
for (j=i+1; j<=N; j++){
v++;
pozi++;
a[i][pozi]=v;
pozj++;
a[j][pozj]=v;
}
for (i=1; i<=N; i++){
for (j=1; j<=N-1; j++)
g<<a[i][j]<<' ';
g<<'\n';
}
f.close();
g.close();
return 0;
}