10. Include a screenshot of the CalcTest program with the new test case in the docx file

11. Modify the Calc program so the testAdd in CalcTest fails: Dont change the test case. Change the program Calc, imitating a situation where a programmer has introduced an error in the program

12. Include a screenshot of modified Calc program, and the screenshot of CalcTest failing in the docx file

for this

package calcInClass;

public class Calc {

static public int add(int a, int b){

return a+b;

}

static public int multiply(int a, int b){

return a * b;

}

}