#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main(){
	int n;
	cin>>n;
	for(int i=2;i<=n;i+=2){
		cout<<i<<" ";
	}
	cout<<"\n";
	for(int i=1;i<=n;i+=2){
		cout<<i<<" ";
	}
	cout<<"\n";
	//Tinh tong cac so tu 1->9
	cout<<9*10/2;
}

#include <bits/stdc++.h>
using namespace std;
int main() {
int n;
cin>>n;
for (int i=2;i<=n;i+=2)cout<<i<<" ";
cout<<"\n";
for (int i=1;i<=n;i+=2)cout<<i<<" ";
cout<<"\n";
cout<<45;
}