#include <fstream>
using namespace std;
ifstream fin("combinari.in");
ofstream fout("combinari.out");
int n, k, v[20];
int main(){
    fin >> n >> k;
    for(int i = 1; i <= k; i++){
        v[i] = i;
    }
    int x = 0;
    while(x <= k){
        x++;
        for(int i = 1; i <= k; i++){
            fout << v[i] << " ";
        }
        fout << "\n";
        for(int i = k; i >= 1; i--){
            if(v[i] <= i){
                v[i]++;
                break;
            }
        }
    }
}