3. Grades problem: Write a Java program using the Scanner class and computes a student's total score. Input-test1 score, test2 score, final score, assignments Processing - use the formula: total_score = 15% * testi_score + 15% * test2_score + 40% * final_score + 308 . assignments Output - the student's total score Testing - test your program with the following input data: testi = 95; test2 = 80; final = 90; assignments = 80 The expected result is 86.25. Followi Notes: 1. The lab should be completed by the start of the next scheduled lab class. Save the .java files on your disk and submit them to Blackboard. Very important: Make sure that you have your name. COSC236, and Lab 4 in the comments of your program. 2. In case you have any problems, contact the TA or the instructor for assistance