Help with JAVA Programming!

1. Find the maximum value in a 2D array

3 3 4

5 7 12

3 2 6

Answer: 12

2. Given:

int[][] items =

{ {0, 1, 3, 4},

{4, 3, 99, 0, 7 },

{3, 2} } ;

Print all the numbers in the matrix

3. Find the average of all values in a 2D array

4. Write a program that reads students' quizzes scores from a static array. Find the average of all the students quiz scores

5. Write a program that reads students' quizzes scores from a user populated Dynamic array, drop the lowest quiz grade for the whole class and compute the new average. The user must first input the scores and then type -1 to let the program know that the user is done typing in scores.

6. Write a program that reads students' quizzes scores from a User populated arraylist. The user must first input the scores and then type -1 to let the program know that the user is done typing in scores. Find how many students there are and separate the students quiz scores into 2 arrays. Low scores and high scores, where half the class with the lower scores is put into low scores and high scores where the other half is put here.