#include<stdio.h>
FILE *fout;
int n,m,s[20];

void afis(){
int i;
for(i=1;i<=m;i++)
	fprintf(fout,"%d ",s[i]);
	fprintf(fout,"\n");
}
void btk(){
int k,up;
k=1;s[k]=0;
while(k){
	up=0;
	while(!up&&s[k]<n){
		s[k]++;
		up=1;
		}
	if(up)
		if(k==m) afis();
		else {k++;s[k]=s[k-1];}
	else k--;
	}
}


int main(){
freopen("combinari.in","r",stdin);
fout=fopen("combinari.out","w");
scanf("%d%d",&n,&m);
btk();
return 0;
}