#include <stdio.h>
#include <string.h>
void f(char *s,int len,char *p)
{
	int k1=0,k2=0;
	int c=0;
	int sum1=0,sum2=0;
	switch(s[0])
	{
		case'a':*p='a';break;
		case'b':*p='b';break;
		case'c':*p='c';break;
		default:break;
	}
	int i=0;
	if(s[0]=='a'||s[0]=='b'||s[0]=='c')
	 i=i+2;
	for(;i<len;i++)
	{	
		
		while(s[i]>='0'&&s[i]<='9'&&i<len)
		{			
			if(s[i]>='0'&&s[i]<='9'&&c==0)
			{
				sum1=sum1*10+(s[i]-'0');
				k1++;
			}			
			if(s[i]>='0'&&s[i]<='9'&&c==1)
			{
				sum2=sum2*10+(s[i]-'0');
				k2++;
			}			 
			i++;
		}
		if(s[i]==' ') c=1;
	}
	int r=0;
	if(*p=='a') r=sum1+sum2;
	if(*p=='b') r=sum1-sum2;
	if(*p=='c') r=sum1*sum2;
	int k,count;
	k=r;count=0;
	if(k<0) k=k*(-1);
	while(k>0)
	{
		k/=10;
		count++;
	}
	if(r<0) count++;
	if(*p=='a') printf("%d+%d=%d\n%d",sum1,sum2,r,count+k1+k2+2);
	if(*p=='b') printf("%d-%d=%d\n%d",sum1,sum2,r,count+k1+k2+2);
	if(*p=='c') printf("%d*%d=%d\n%d",sum1,sum2,r,count+k1+k2+2);
}

int main()
{
	int n,i;
	scanf("%d",&n);
	getchar();
	char p;
	char str[n][1000],s[1000];
	for(i=0;i<n;i++)
		gets(str[i]);
	int len;
	for(i=0;i<n;i++)
	{
		strcpy(s,str[i]);
		len=strlen(s);
		f(s,len,&p);
		if(i!=n-1) printf("\n"); 
	}
}