#include <bits/stdc++.h>
using namespace std;

ifstream fin("combinari.in");
ofstream fout("combinari.out");

int st[20],n,m;

void Afis(int top)
{
    for(int i=1; i<=top; i++)
        fout<<st[i]<<" ";
    fout<<"\n";
}

void Back()
{
    int top,cand;
    top=1;
    st[top]=0;
    while(top)
    {
        cand=0;
        while(!cand&&st[top]<n)
        {
            st[top]++;
            cand=1;
        }
        if(cand==0) top--;
        else if(top==m) Afis(top);
        else
        {
            top++;
            st[top]=st[top-1];
        }
    }
}

int main()
{
    fin>>n>>m;
    Back();
    return 0;
}