#include<stdio.h>
#include<vector>
#include<algorithm>
using namespace std;
int main(){
	freopen("permutari.in","r",stdin);
	freopen("permutari.out","w",stdin);
	int n;
	vector<int>v;
	scanf("%d",&n);
	for(int i=1;i<=n;i++)v.push_back(i);
	do{
		for( int i=1;i<n;i++)printf("%d ",v[i]);
		printf("\n");
	}while(next_permutation(v.begin(),v.end()));
	return 0;
}