#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
int main()
{
	int n,a,b,c;
	char last,s[20],ans[20];
	cin>>n;
	getchar();
	while(n--)
	{
		fgets(s,sizeof(s),stdin);//从stdin文件里输入s-1个字符到s字符串里 
		if(s[0]=='a'||s[0]=='b'||s[0]=='c')
		{
			last=s[0];
			s[0]=' ';
		}
		sscanf(s,"%d %d", &a, &b);//从s中读取信息 
		switch(last)
		{
			case 'a':
				c=a+b;
				sprintf(ans,"%d+%d=%d",a,b,c);//输出到ans字符串里 
				break;
			case 'b':
				c=a-b;
				sprintf(ans,"%d-%d=%d",a,b,c);
				break;
			case 'c':
				c=a*b;
				sprintf(ans,"%d*%d=%d",a,b,c);
				break;
		}
		printf("%s\n%d\n",ans,strlen(ans));
	}
}