#include <iostream>
#include <vector>
#include <algorithm>
#include <stdio.h>
using namespace std;

int main()
{
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
    int N;
    vector<int> V;
    scanf("%d",&N);
    for(int i=1;i<=N;i++)
        V.push_back(i);
    do
    {
        for(int i=0;i<N;i++)
            printf("%d ",V[i]);
        printf("\n");
    }while(next_permutation(V.begin(),V.end()));
}