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Addition or multiplication ?

Statement

 Goal

You must add the digits of each set of numbers separate by "*" and multiply the results
if string is like : -41*-98
you have to do : (-4 + 1) * (-9 + 8)
Input
String with two sets of numbers separate by "*"

Examples :
-5*6, -8*-9, 89*96, ...
if string is like : -41*-98
you have to do : (-4 + 1) * (-9 + 8)
Output
The result of the multiplication
Constraints
Example
Input
12*1256
Output
42

Game modes
Reverse

Test cases
Test 1 Test
Input
12*1256
Output
42

Validator 1 Validator
Input
35*2
Output
16

Test 2 Test
Input
-4*8
Output
-32

Validator 2 Validator
Input
-4*8
Output
-32

Test 3 Test
Input
658*965
Output
380

Validator 3 Validator
Input
123456*654321
Output
441

Test 4 Test
Input
69*12
Output
45

Validator 4 Validator
Input
1*1
Output
1

Test 5 Test
Input
-41*-51
Output
12

Validator 5 Validator
Input
-41*-51
Output
12

Solution language

Solution

Stub generator input