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#include <fstream>
#include <queue>
using namespace std;
ifstream cin("submultimi.in");
ofstream cout("submultimi.out");
int frec[20];
int rez[100];
int n;
int bac(int x)
{
if(x==n+1)
{
for(int i=0;i<x;i++)
{
if(frec[i]==1)
{
cout<<i<<" ";
}
}
cout<<'\n';
return 0;
}
frec[x]=1;
bac(x+1);
frec[x]=0;
bac(x+1);
return 0;
}
int main()
{
cin>>n;
bac(1);
return 0;
}