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#include <fstream>
#include <vector>
using namespace std;
ifstream cin("submultimi.in");
ofstream cout("submultimi.out");
void submult(int n){
int lim = 1;
for(int i = 1; i <= n; i++)
lim *= 2;
for(int i = 1; i < lim; i++){
for(int j = 0; j < n; j++){
if((1 << j) & i)
cout << j + 1 << ' ';
}
cout << '\n';
}
}
int main(){
int n;
cin >> n;
submult(n);
}