#include<stdio.h>
#include<algorithm>
#include<vector>
using namespace std;
vector<int> v;
int main()
{
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
    int n;
    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()));
    return 0;
}