#include <iostream>
#include <stdio.h>
#include <algorithm>
using namespace std;


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

int i,n,v[20];


int main()
{
    fscanf(f,"%d",&n);
    for (i=1;i<=n;i++)
       fscanf(f,"%d",&v[i]);

    while(next_permutation(v+1,v+n+1))
      {
          for (i=1;i<=n;i++)
             fprintf(g,"%d ",v[i]);
          fprintf(g,"\n");
      }
    return 0;
}