#include <stdio.h>
#include <algorithm>

using namespace std;

int main () 
{
    freopen("permutari.in", "r", stdin);
    freopen("permutari.out", "w", stdout);
 
    int n;
    int v[100];
 
    scanf("%d",&n);
    for (int i=1;i<=n;i++)
        v[i]=i;
	//sort (v+1,v+n+1);
    do {
        for (int i=1;i<=n;i++)
            printf("%d ",v[i]);
        printf("\n");
    } while (next_permutation(v+1, v+n+1));
}