#include<stdio.h>
int n,k,v[20],m;
FILE*g=fopen("combinari.out","w");
int valid(int k)
{if(k>1) if(v[k]<=v[k-1]) return 0;
 return 1;
}
void afis(int k)
{int i;
 for(i=1;i<=k;i++)
	fprintf(g,"%d",v[i]);
 fprintf(g,"\n");
}
void bkt(int k)
{int i;
 for(i=1;i<=n-m+k;i++)
	{v[k]=i;
	 if(valid(k)) if(k==m) afis(k);
		      else bkt(k+1);
	}
}
int main()
{FILE*f=fopen("combinari.in","r");
 fscanf(f,"%d %d",&n,&m);
 bkt(1);
 fclose(f);
 fclose(g);
 return 0;
}