#include <stdio.h>

using namespace std;

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

int N,s[10];
bool bf[10];

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

void b(int k)
{
    for(int i=1;i<=N;i++)
    {
        s[k]=i;
        if(!bf[i])
        {
            bf[i]=1;
            if(k==N) a();
            else b(k+1);
            bf[i]=0;
        }
    }
}

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