#include <stdio.h>

int v[10],f[10];
int n;
FILE *fin,*fout;

void perm(int k)
{
    int i,j,sem;
    if(k==n+1)
    {
        for(i=1;i<=n;i++)
            fprintf(fout,"%d ",v[i]);
        fprintf(fout,"\n");
    }
    else
    {
        for(i=1;i<=n;i++)
        {
            if(f[i]!=1)
            {
                v[k]=i;
                f[i]=1;
                perm(k+1);
                v[k]=0;
                f[i]=0;
            }
        }
    }
}

int main()
{
    fin=fopen("permutari.in","r");
    fout=fopen("permutari.out","w");
    fscanf(fin,"%d",&n);
    perm(1);
    fclose(fin);
    fclose(fout);
}