#include<stdio.h>
#include<stdlib.h>
#include<math.h>

int getCount(int a)
{
	int c=0;
	while(a!=0)
	{
		a=a/10;
		c++;
	}
	return c;
}

int getNumber(int a,int k)
{
	int c=getCount(a)-k;
	while(c!=0)
	{
		a=a/10;
		c--;
	}
	return a;
}

int soc(int a,int b)
{
	int c=getCount(b);
	while(c!=0)
	{
		a=a*10;
		c--;
	}
	a+=b;
	return a;
}

int ex(int a,int in)
{
	int p=getCount(a);
	if(p<in) return -1;
	int c=getNumber(a,in);
	a=c%10;
	return a;
}

void spaces(char s,int n)
{
	while(n!=0)
	{
		printf("%c",s);
		n--;
	}
}

int main()
{
	int a=0;
	int k=0;

	scanf("%i",&a);
	scanf("%i",&k);

	int res =a/k;

	//printf("%i",getNumber(a,k));
	//printf("%i",soc(a,k));
	//printf("%i",ex(a,k));
	printf(" %i\t|%i\n",a,k);
	printf("-\t---\n");
	printf(" %i\t|%i\n",(k*ex(res,1)),res);
	printf(" ---\n");

	int a1=getNumber(a,(getCount(k*ex(res,1))))-k*ex(res,1),
		b=0,
		a2=a1,
		in=2,
		nspace=1;
	char space=' ';

	for(int i=getCount(k*ex(res,1));i<=getCount(a);i++)
	{
		if(a2==0)
		{
			nspace++;
		}
		a1=soc((a1-b),ex(a,i+1));
		spaces(space,nspace);
		printf(" %i\n",a1);
		spaces(space,nspace);
		printf("-\n");
		b=k*ex(res,in);
		in++;
		spaces(space,nspace);
		printf(" %i\n",b);
		spaces(space,nspace);
		printf(" ---\n");
		if(getCount(a1)>=getCount(a1-b)) nspace+=getCount(a1)-getCount(a1-b);
		a2=a1;
		if(ex(res,in)<0) break;
	}
	if((a1-b)==0) nspace--;
	spaces(space,nspace);
	printf(" %i\n",a1-b);

	system("pause>0");
	return 0;
}