#include <iostream>
#include <cstdio>
#include <vector>
#include <algorithm>
using namespace std;

vector <int> S;
int N;

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