#include<bits/stdc++.h>
using namespace std;
int a[140],f[150][150],n;
void dfs(int i)
{
if(i==n+1)
{
for(int k=1;k<=n;k++)
{
cout<<a[k]<<" ";
}
return ;
}
for(int k=1;k<=n;k++)
{
if(f[i][k]==1) continue;
if(f[i-1][k]==1) continue;
if(f[i][k-1]==1) continue;
if(f[i-1][k-1]==1) continue;
if(f[i+1][k-1]==1) continue;
f[i][k]=1;
a[i]=k;
dfs(i+1);
f[i][k]=f[i-1][k]=f[i][k-1]=f[i-1][k-1]=f[i+1][k-1]=0;
a[i]=0;
}
}
int main()
{
cin>>n;
dfs(1);
}