#include <fstream>

using namespace std;

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

int n,p[10],viz[10];
void perm(int k);
void write();
int main()
{
    fscanf(f,"%d",&n);
    perm(1);
    return 0;
}

void perm(int k)
{
    int i=0;
    if (k==n+1)
        write();
    else
    {
        for (i=1;i<=n;i++)
            if (!viz[i])
            {
                p[k]=i;
                viz[i]=1;
                perm(k+1);
                viz[i]=0;
            }
    }
}

void write()
{
    for (int i=1;i<=n;i++)
        fprintf(g,"%d ",p[i]);
    fprintf(g,"\n");
}