#include<stdio.h>
int n,j,a[10],b[10];
void afisare()
{
for(int j=1;j<=n;j++)
  printf("%d ",a[j]);
 printf("\n");
  }
void permut(int k)
{ if(k==n+1)
   afisare();
  else
  for(int i=1;i<=n;i++)
    if(b[i]==0)
     { a[k]=i;
      b[i]=1;
      permut(k+1);
      b[i]=0;  }

}
int main()
{ freopen("permutari.in","r",stdin);
  freopen("permutari.out","w",stdout);
  scanf("%d",&n);
 permut(1);

return 0;}