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# include <cstdio>
using namespace std;
int n,as,ev,st[101];
void succ(int k, int &as)
{
if(st[k]<1)
{
st[k]++;
as=1;
}
else as=0;
}
void valid(int k, int &ev)
{
ev=1;
if(k>n)ev=0;
}
void tipar(int k)
{
int i;bool ok=false;
for(i=1;i<=k;++i)
if(st[i]==1)printf("%d ",i),ok=true;
if(ok)printf("\n");
}
void back(int k)
{
st[k]=-1;
while(k>0)
{
do
{
succ(k,as);
if(as)valid(k,ev);
}while(as && !ev);
if(as)
if(k==n)tipar(k);
else{k++;st[k]=-1;}
else k--;
}
}
int main()
{
freopen("submultimi.in","r",stdin);
freopen("submultimi.out","w",stdout);
scanf("%d",&n);
back(1);
return 0;
}