#include<fstream.h>
int x,y,k,ok,i,n,s[20];
int main()
{
ifstream f("combinari.in");
ofstream g("combinari.out");
f>>x>>y;
k=0;
s[k]=0;
while(k>=0)
	if(s[k]<x)
		{
		s[k]++;
		ok=1;
		for(i=0;i<k;i++)
			if(s[i]==s[k])ok=0;
			if(ok)
				if(k==y-1)
					{for(i=0;i<y;i++)g<<s[i]<<" ";
					g<<'\n';}
				else {k++;s[k]=s[k-1];}
		}
	else k--;
return 0;
}