#include<stdio.h>
#include<vector>
#include<algorithm>
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()));
    fclose(stdout);
    fclose(stdin);
    return 0;
    }