rt

#include<bits/stdc++.h>
using namespace std;
int n,i,j,b,c;
char a,a1;
int csandcnt(int mns)
{
	string nm;
	while(mns)
	{
		nm+=mns%10;
		mns/=10;
	}
	return nm.size();
}
char arad(char an)
{
	switch(an)
	{
		case 'a':return '+';break;
		case 'b':return '-';break;
		case 'c':return '*';break;
	}
}
int main()
{
	cin>>n;
	for(i=1;i<=n;i++)
	{
		cin>>a1;
		if(a1>='0' && a1<='9')
		{
			cin>>b>>c;
			b=b+pow(10,csandcnt(b))*(a1-'0');
			int ad;
			if(a=='a')
			{
				ad=b+c;
			}
			else if(a=='b')
			{
				ad=b-c;
			}
			else if(a=='c')
			{
				ad=b*c;
			}
			cout<<b<<arad(a)<<c<<"="<<ad<<endl;
			int len=csandcnt(b)+csandcnt(c)+2+csandcnt(ad);
			if(ad<0)
			{
				len++;
			}
			cout<<len<<endl;
		}
		else
		{
			a=a1;
			cin>>b>>c;
			int ad;
			if(a=='a')
			{
				ad=b+c;
			}
			else if(a=='b')
			{
				ad=b-c;
			}
			else if(a=='c')
			{
				ad=b*c;
			}
			cout<<b<<arad(a)<<c<<"="<<ad<<endl;
			int len=csandcnt(b)+csandcnt(c)+2+csandcnt(ad);
			if(ad<0)
			{
				len++;
			}
			cout<<len<<endl;
		}
	}
}