#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>

#define MAX_MAX 505

char arg1[MAX_MAX],arg2[MAX_MAX];
char res[MAX_MAX];
int len1,len2,oper,MAX,max;

int lead_zero(char *s)
{
	int i;

	for (i=0;*s;s++)
		if (*s=='0') i++;
				else break;
	return i;
}

void zero2spc(char *s)
{
	char *p;

	for (p=s;;p++)
		if (*p=='0')
			if (p[1]) *p=' ';
				else break;
		else break;
}

void read_args(void)
{
	char c;

	while (!isdigit(c=getchar()));
	ungetc(c,stdin);
	len1=0;
	while (isdigit(c=getchar()))
		arg1[len1++]=c;
	oper=c;
	len2=0;
	while (isdigit(c=getchar()))
		arg2[len2++]=c;

	if (oper=='*') MAX=len1+len2+2;
			else if (len1>len2) MAX=len1+1;
						   else MAX=len2+1;
	memmove(arg1+MAX-len1, arg1, len1);
	memset(arg1,'0',MAX-len1);
	memmove(arg2+MAX-len2, arg2, len2);
	memset(arg2,'0',MAX-len2);
	arg1[MAX]=arg2[MAX]=0;
}

void add(char *a, char *b, char *res)
{
	int c,i,s;
	char *p;

	for (c=0,i=MAX-1;i>=0;i--)
	{
		s=a[i]-'0'+b[i]-'0'+c;
		c=s/10;
		res[i]=(s%10)+'0';
	}
	res[MAX]=0;

	max=MAX-lead_zero(res);
	if (len1>max) max=len1;
	if (len2>max) max=len2;

	if (max<MAX)
	{
		memmove(arg1,arg1+MAX-max,max); arg1[max]=0;
		memmove(arg2,arg2+MAX-max,max); arg2[max]=0;
		memmove(res,res+MAX-max,max); res[max]=0;
	}

	zero2spc(arg1);
	zero2spc(arg2);
	zero2spc(res);
	
	if (len2==max) printf (" %s\n",arg1);
			  else printf ("%s\n",arg1);
	if (len2==max) printf ("+%s\n",arg2);
	else {
		for (p=arg2;*p;p++)
			if ((*p==' ') && (p[1]!=' ')) 
			{
				*p='+';
				break;
			}
		printf ("%s\n",arg2);
	}
	if (len2==max) putchar('-');
	for (i=0;i<max;i++) putchar('-');
	putchar ('\n');
	if (len2==max) printf (" %s\n",res);
			  else printf ("%s\n",res);
}

void sub(char *a, char *b, char *res)
{
	int c,i,d;
	char *p;

	for (c=0,i=MAX-1;i>=0;i--)
	{
		d=a[i]-b[i]-c;
		c=0;
		while (d<0)
		{
			d+=10; c++;
		}
		res[i]=d+'0';
	}
	res[MAX]=0;
	
	max=MAX-lead_zero(res);
	if (len1>max) max=len1;
	if (len2>max) max=len2;

	if (max<MAX)
	{
		memmove(arg1,arg1+MAX-max,max); arg1[max]=0;
		memmove(arg2,arg2+MAX-max,max); arg2[max]=0;
		memmove(res,res+MAX-max,max); res[max]=0;
	}

	zero2spc(arg1);
	zero2spc(arg2);
	zero2spc(res);
	
	if (len2==max) printf (" %s\n",arg1);
			  else printf ("%s\n",arg1);
	if (len2==max) printf ("-%s\n",arg2);
	else {
		for (p=arg2;*p;p++)
			if ((*p==' ') && (p[1]!=' ')) 
			{
				*p='-';
				break;
			}
		printf ("%s\n",arg2);
	}
/*	if (len2==max) putchar('-');
	for (i=0;i<max;i++) putchar('-');*/
	if (len2==max)
		for (i=0;i<=max;i++)
			putchar('-');
	else
	{
		for (i=0;i<max-len2-1;i++) putchar(' ');
		for (;i<max;i++) putchar('-');
	}
	putchar ('\n');
	if (len2==max) printf (" %s\n",res);
			  else printf ("%s\n",res);
}

void mul1(char *a, char num, char *res);
void mul1_1(char *a, char *b, char *res)
{
	int i;
	char *p;

	mul1(a,b[MAX-1],res);

	max=MAX-lead_zero(res);
	if (len1>max) max=len1;
	if (len2>max) max=len2;

	if (max<MAX)
	{
		memmove(arg1,arg1+MAX-max,max); arg1[max]=0;
		memmove(arg2,arg2+MAX-max,max); arg2[max]=0;
		memmove(res,res+MAX-max,max); res[max]=0;
	}

	zero2spc(arg1);
	zero2spc(arg2);
	zero2spc(res);
	
	if (len2==max) printf (" %s\n",arg1);
			  else printf ("%s\n",arg1);
	if (len2==max) printf ("*%s\n",arg2);
	else {
		for (p=arg2;*p;p++)
			if ((*p==' ') && (p[1]!=' ')) 
			{
				*p='*';
				break;
			}
		printf ("%s\n",arg2);
	}
	if (len2==max) putchar('-');
	for (i=0;i<max;i++) putchar('-');
	putchar ('\n');
	if (len2==max) printf (" %s\n",res);
			  else printf ("%s\n",res);
}


void mul1(char *a, char num, char *res)
{
	int c,p,i;
	for (c=0,i=MAX-1;i>=0;i--)
	{
		p=(a[i]-'0')*(num-'0')+c;
		res[i]=(p%10)+'0';
		c=p/10;
	}
	res[MAX]=0;
}

char tmp_res[MAX_MAX][MAX_MAX];

void mul(char *a, char *b, char *res)
{
	int i,j,c,s,t;
	char *p;

	for (i=MAX-1;i>=MAX-len2;i--)
	{
		mul1(a,b[i],tmp_res[i]);
		memmove(tmp_res[i],tmp_res[i]+(MAX-i-1),i+1);
		memset(tmp_res[i]+i+1,'0',MAX-i-1);
		tmp_res[i][MAX]=0;
	}
	for (c=0,j=MAX-1;j>=0;j--)
	{
		for (s=c,i=MAX-1;i>=MAX-len2;i--)
			s+=tmp_res[i][j]-'0';
		c=s/10;
		res[j]=(s%10)+'0';
	}
	res[MAX]=0;

	max=MAX-lead_zero(res);
	if (max<len1) max=len1;
	if (max<len2) max=len2;
	for (i=MAX-1;i>=MAX-len2;i--)
	{
		t=MAX-lead_zero(tmp_res[i]);
		if (max<t) max=t;
	}

	if (max<MAX)
	{
		memmove(arg1,arg1+MAX-max,max); arg1[max]=0;
		memmove(arg2,arg2+MAX-max,max); arg2[max]=0;
		memmove(res,res+MAX-max,max); res[max]=0;
		for (i=MAX-1;i>=MAX-len2;i--)
		{
			memmove(tmp_res[i],tmp_res[i]+MAX-max,max); tmp_res[i][max]=0;
		}

		zero2spc(arg1);
		zero2spc(arg2);
		zero2spc(res);
		for (i=MAX-1;i>=MAX-len2;i--)
			tmp_res[i][max-(MAX-i)+1]=0;
		for (i=MAX-1;i>=MAX-len2;i--)
			zero2spc(tmp_res[i]);

		if (len2==max)
		{
			printf (" %s\n",arg1);
			printf ("*%s\n",arg2);
			for (i=0;i<=max;i++) putchar ('-');
			putchar ('\n');
			for (i=MAX-1;i>=MAX-len2;i--)
			{
				printf (" %s",tmp_res[i]);
				for (j=1;j<MAX-i;j++) putchar (' ');
				putchar ('\n');
			}
			for (i=0;i<=max;i++) putchar ('-');
			putchar ('\n');
			printf (" %s\n",res);
		} else {
			printf ("%s\n",arg1);
			for (p=arg2;*p;p++)
				if ((*p==' ')&&(p[1]!=' '))
				{
					*p='*'; break;
				}
			printf ("%s\n",arg2);
			for (i=0;i<max-len2-1;i++)
				putchar(' ');
			for (;i<max;i++)
				putchar('-');
			putchar ('\n');
			for (i=MAX-1;i>=MAX-len2;i--)
			{
				printf ("%s",tmp_res[i]);
				for (j=1;j<MAX-i;j++) putchar (' ');
				putchar ('\n');
			}
			for (i=0;i<max;i++) putchar ('-');
			putchar ('\n');
			printf ("%s\n",res);
		}
	}
}

int main(void)
{
	int ncases;

	scanf ("%d\n",&ncases);
	while (ncases--)
	{


	read_args();

	if (oper=='+')
	{
		add(arg1,arg2,res);
	}
	else if (oper=='-')
	{
		sub(arg1,arg2,res);
	}
	else if (oper=='*')
	{
		if (len2==1)
			mul1_1(arg1,arg2,res);
		else
			mul(arg1,arg2,res);
	}
	printf ("\n");

	}
	return 0;
}