#include<bits/stdc++.h>
using namespace std;

int t,a,b;
char s[10],c[10];

int main(){
	cin>>t;
	while(t--){
		cin>>c;
		if(c[0]>='a'&&c[0]<='c'){
			cin>>a;
		}else{
			a=atoi(s);
		}
		cin>>b;
		if(c[0]=='a'){
			sprintf(s,"%d+%d=%d",a,b,a+b);
		}else if(c[0]=='b'){
			sprintf(s,"%d-%d=%d",a,b,a-b);
		}else if(c[0]=='c'){
			sprintf(s,"%d*%d=%d",a,b,a*b);
		}
		cout<<s<<endl<<strlen(s)<<endl;
	}
	return 0;
}