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#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("submultimi.in");
ofstream fout("submultimi.out");
int n, v[100];
bool verif(int x){
for(int i=2; i<=x; i++)
if(v[i]>=v[i-1])
return false;
return true;
}
void afs(int k){
for(int i=k; i>=1; i--)
fout<<v[i]<<" ";
fout<<'\n';
}
int bk(int k){
for(int i=1; i<=n; i++){
v[k]=i;
if(k<=n && verif(k)==true){
afs(k);
bk(k+1);
}
}
}
int main()
{
fin>>n;
bk(1);
return 0;
}