#自己测试都对，但是全WA

#include <stdio.h>
int calculate(char realtype,int m,int n){
	int result;
	
	switch (realtype){
		case 'a':
			result=m+n;
			break;
		case 'b':
			result=m-n;
			break;
		case 'c':
			result=m*n;
			break;
	}
			
	
	return result;
}

int length(int a){
	int r=1;
	int cnt=0;
	if(a>0){
		for(int i=10;r>0;i*=10,cnt++){
			r=a/i;
		}
	}
	else if(a==0){
		cnt=1;
	}
	else if(a<0){
		a=-a;
		for(int i=10;r>0;i*=10,cnt++){
			r=a/i;
		}
		cnt=cnt+1;
	}
	return cnt;
}

char trans(char realtype){
	char transc;
	if(realtype=='a') transc='+';
	if(realtype=='b') transc='-';
	if(realtype=='c') transc='*';
	return transc;
}

int main (){
	int num;
	scanf("%d",&num);getchar();
	char a[50];
	char b[50];
	char g[num][50];
	int leng[num];
	int result;
	int i=0;
	char type,realtype;
	int m,n;
	
	for(i=0;i<n;i++){
		for(int j=0;j<50;j++){
			g[i][j]=0;
		}
	} //初始化g数组元素全为0； 
	
	for(i=0;i<=num-1;i++){

		gets(a);

		sscanf(a,"%c",&type);
		if(type=='a'||type=='b'||type=='c'){ //此时对运算类型有重新定义； 
			sscanf(a,"%c %d %d",&realtype,&m,&n);
			result=calculate(realtype,m,n);
			sprintf(g[i],"%d%c%d=%d",m,trans(realtype),n,result);
			leng[i]=length(m)+length(n)+length(result)+2;
		}
		else{
			sscanf(a,"%d %d",&m,&n); //此时没有对运算类型重新定义； 
			result=calculate(realtype,m,n);
			sprintf(g[i],"%d%c%d=%d",m,trans(realtype),n,result);
			leng[i]=length(m)+length(n)+length(result)+2;
		}
	} 
	
	for(i=0;i<num;i++){
		printf("%s",g[i]);
		if(i<num-1) printf("\n%d\n",leng[i]);
		if(i==num-1) printf("\n%d",leng[i]);
	}
	
	return 0;
}