java code needed:

Define Student class:

Student:

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name: student name, including first name and last name.

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scores$[]$: an array with three test scores.

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Student$()$: constructor, creates the scores array with $3$ elements.

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set and get methods for name and scores.

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setScore$($int index, double score$)$: set the score to the score indexed by index.

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double getScore$($int index$)$: returns test score indexed by index

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double getAverage$()$: returns the $3$ tests average.

Tasks:

a$.$

Define Student class.

b$.$

Write a program to test the student class:

$1.$

Ask user for the number of students: n$.$

$2.$

Create a Student array with n students.

$3.$

Ask user to input user's name $($first name and last name$)$ and three test scores.

$4.$

Use set methods to set user's name and three test scores.

$5.$

Sort the students by test average from high to low. Display the students information before and after sort.

$6.$

Sort the students by name in alphabetical order. Display the students information before and after sort.

Sample run:

How many students? $3$

Please input student information:

$>>>$ Student $1$

Name: Iron Man

Test $1$: $96$

Test $2$: $88$

Test $3$: $90$

$>>>$ Student $2$

Name: Captain American

Test $1$: $80$

Test $2$: $85$

Test $3$: $100$

$>>>$ Student $3$

Name: Doctor Strange

Test $1$: $88$

Test $2$: $82$

Test $3$: $98$

$>>>$ Sort students by test average:

$>>>$ Before sorting:

Student: Iron Man

Test scores: $90,98,90$

Average: $92\mathrm{.}67$

Student: Captain American

Test Score: $80,85,100$

Average: $88\mathrm{.}33$

Student: Doctor Strange

Test scores: $88,85,96$

Average: $89\mathrm{.}67$

$>>>$ After sorting:

Student: Iron Man

Test scores: $90,98,90$

Average: $92\mathrm{.}67$

Student: Doctor Strange

Test scores: $88,85,96$

Average: $89\mathrm{.}67$

Student: Captain American

Test Score: $80,85,100$

Average: $88\mathrm{.}33$

$>>>$ Sort students by name:

$>>>$ Before sorting:

Student: Iron Man

Test scores: $90,98,90$

Average: $92\mathrm{.}67$

Student: Doctor Strange

Test scores: $88,85,96$

Average: $89\mathrm{.}67$

Student: Captain American

Test Score: $80,85,100$

Average: $88\mathrm{.}33$

$>>>$ After sorting:

Student: Captain American

Test Score: $80,85,100$

Average: $88\mathrm{.}33$

Student: Doctor Strange

Test scores: $88,85,96$

Average: $89\mathrm{.}67$

Student: Iron Man

Test scores: $90,98,90$

Average: $92\mathrm{.}67$