#include <stdio.h>

using namespace std;

FILE *f=fopen("permutari.in","r");
FILE *g=fopen("permutari.out","w");

int N,s[8],b[8];

int afis()
{
    for(int i=1;i<=N;i++)
     fprintf(g,"%d ",s[i]);
    fprintf(g,"\n");
    return 0;
}

int back(int k)
{
    for(int i=1;i<=N;i++)
     if(b[i]==0)
     {
        s[k]=i;
        b[i]=1;
        if(k==N) afis();
        else back(k+1);
        b[i]=0;
     }
    return 0;
}

int main()
{
    fscanf(f,"%d",&N);
    back(1);
    fclose(g);
    return 0;
}