#include<iostream>
#include<algorithm>
#include<vector>
#include<cstdio>

using namespace std;

vector<int> v;
int n;

FILE *f1=fopen("permutari.in","r"), *f2=fopen("permutari.out","w");
int main (void)
{
    fscanf(f1,"%d\n",&n);
    fclose(f1);
    for(int i=1;i<=n;++i)
        v.push_back(i);
    do
    {
        for(int i=0;i<n;++i)
            fprintf(f2,"%d ",v[i]);
        fprintf(f2,"\n");
    }
    while (next_permutation(v.begin(),v.end()));
    fclose(f2);
    return 0;
}