Math 130 Java Programming Does my code pass the requirements? May I have more explanation? Is my code readable? Is my code well commented? How may I better organize my code? Are there whitespaces to appropriate help separate distinct parts? import java.util.*; public class NumberArray { //method definition of printArray() which accepts //array as parameter public static void printArray(int[] array) { System.out.printf(" "); //displaying the array elements for(int j = 0; j < array.length; j++) { if(j > 0 && j % 6 ==0) { System.out.printf("\n"); System.out.printf(" "); } System.out.printf("%3d ", array[j]); } } //method definition of getTotal() //which accepts array as parameter public static double getTotal(int[]array) { //declare variable sum as double and set 0 double sum = 0; //using for loop, calculate the total of all elements in the array for(int j = 0; j < array.length; j++) { sum+= array[j]; } //returning sum to the calling method return sum; } //method definition of getAverage() //which accepts array as parameter public static double getAverage(int[]array) { //calculating the average by calling //getTotal() method and returning average to //the calling function return getTotal(array) / (double) array.length; } //method definition of getHighest() //which accepts array as parameter public static int getHighest(int[]array) { //set first element of array as max int max = array[0]; //comparing each element of the array //finding the max element in the array for(int j = 0; j < array.length; j++) { if(array[j] > max) { max = array[j]; } } //returning max to the calling function return max; } //method definition of getLowest() //which accepts array as parameter public static int getLowest(int[]array) { //set first element of array as min int min = array[0]; //comparing each element of the array //finding the min element in the array for(int j = 0; j < array.length; j++) { if(array[j] < min) { min = array[j]; } } //returning min to the calling function return min; } //method definition of countOccurrences() //which accepts array and value as parameters public static int countOccurrences(int[] array, int value) { //set count as 0 int count=0; //using for loop, count the occurrence of given value for(int i = 0; i

Math 130 Java Programming Does my code pass the requirements? May I have more explanation? Is my code readable? Is my code well commented? How may I better organize my code? Are there whitespaces to appropriate help separate distinct parts? import java.util.*; public class NumberArray { //method definition of printArray() which accepts //array as parameter public static void printArray(int[] array) { System.out.printf(" "); //displaying the array elements for(int j = 0; j < array.length; j++) { if(j > 0 && j % 6 ==0) { System.out.printf("\n"); System.out.printf(" "); } System.out.printf("%3d ", array[j]); } } //method definition of getTotal() //which accepts array as parameter public static double getTotal(int[]array) { //declare variable sum as double and set 0 double sum = 0; //using for loop, calculate the total of all elements in the array for(int j = 0; j < array.length; j++) { sum+= array[j]; } //returning sum to the calling method return sum; } //method definition of getAverage() //which accepts array as parameter public static double getAverage(int[]array) { //calculating the average by calling //getTotal() method and returning average to //the calling function return getTotal(array) / (double) array.length; } //method definition of getHighest() //which accepts array as parameter public static int getHighest(int[]array) { //set first element of array as max int max = array[0]; //comparing each element of the array //finding the max element in the array for(int j = 0; j < array.length; j++) { if(array[j] > max) { max = array[j]; } } //returning max to the calling function return max; } //method definition of getLowest() //which accepts array as parameter public static int getLowest(int[]array) { //set first element of array as min int min = array[0]; //comparing each element of the array //finding the min element in the array for(int j = 0; j < array.length; j++) { if(array[j] < min) { min = array[j]; } } //returning min to the calling function return min; } //method definition of countOccurrences() //which accepts array and value as parameters public static int countOccurrences(int[] array, int value) { //set count as 0 int count=0; //using for loop, count the occurrence of given value for(int i = 0; i

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Math 130 Java Programming

Does my code pass the requirements? May I have more explanation? Is my code readable? Is my code well commented? How may I better organize my code? Are there whitespaces to appropriate help separate distinct parts?

import java.util.*;

public class NumberArray

{

//method definition of printArray() which accepts

//array as parameter

public static void printArray(int[] array)

{

System.out.printf(" ");

//displaying the array elements

for(int j = 0; j < array.length; j++)

{

if(j > 0 && j % 6 ==0)

{

System.out.printf("\n");

System.out.printf(" ");

}

System.out.printf("%3d ", array[j]);

}

//method definition of getTotal()

//which accepts array as parameter

public static double getTotal(int[]array)

{

//declare variable sum as double and set 0

double sum = 0;

//using for loop, calculate the total of all elements in the array

for(int j = 0; j < array.length; j++)

{

sum+= array[j];

}

//returning sum to the calling method

return sum;

}

//method definition of getAverage()

//which accepts array as parameter

public static double getAverage(int[]array)

{

//calculating the average by calling

//getTotal() method and returning average to

//the calling function

return getTotal(array) / (double) array.length;

}

//method definition of getHighest()

//which accepts array as parameter

public static int getHighest(int[]array)

{

//set first element of array as max

int max = array[0];

//comparing each element of the array

//finding the max element in the array

for(int j = 0; j < array.length; j++)

{

if(array[j] > max)

{

max = array[j];

}

//returning max to the calling function

return max;

}

//method definition of getLowest()

//which accepts array as parameter

public static int getLowest(int[]array)

{

//set first element of array as min

int min = array[0];

//comparing each element of the array

//finding the min element in the array

for(int j = 0; j < array.length; j++)

{

if(array[j] < min)

{

min = array[j];

}

//returning min to the calling function

return min;

}

//method definition of countOccurrences()

//which accepts array and value as parameters

public static int countOccurrences(int[] array, int value)

{

//set count as 0

int count=0;

//using for loop, count the occurrence of given value

for(int i = 0; i<array.length; i++)

{

if(array[i] == value)

{

count++;

}

//returning count to the calling function

return count;

}

//method definition of removeAll()

//which accepts array and value as parameters

public static int[] removeAll(int[] array, int value)

{

//invoke a method countOccurrences() by passing array and value

//as arguments

int count=countOccurrences(array, value);

//creating new array based on the count value

int[] newArray = new int[array.length - count];

//set valuesAdded as 0

int valuesAdded = 0;

//using for loop, add the elements to the new array

for(int i = 0; i < array.length; i++)

{

if(array[i] != value)

{

newArray[valuesAdded] = array[i];

valuesAdded++;

}

//returning newArray to the calling function

return newArray;

}

public static void main(String[] args)

{

Scanner keyboard = new Scanner(System.in);

System.out.printf("Please enter the size of array:");

//getting size of the array from the user

int array_size = keyboard.nextInt();

//creating new array

int[] array = new int[array_size];

//set sum, average, max and min as 0

int sum = 0;

int average = 0;

int max = 0;

int min = 0;

for(int i = 0; i<array_size; i++)

{

System.out.printf("Please enter an integer:");

//getting elements of the array from the user

int number = keyboard.nextInt();

array[i] = number;

}

System.out.printf("Here is a printout of the original array:" + "\n");

//invoke a method printArray() by passing array as argument

printArray(array);

//display the information on the console

//by invoking appropriate methods

System.out.printf("\nThe sum of all the elements in the array:" + getTotal(array));

System.out.printf("\nThe average of all the elements in the array:" + String.format("%.2f", getAverage(array)));

System.out.printf("\nThe max of all the elements in the array:" + getHighest(array));

System.out.printf("\nThe min of all the elements in the array:" + getLowest(array) + "\n");

System.out.printf("\nWhat value you would like to be removed:");

//get the value from the user to remove

int value = keyboard.nextInt();

//getting occurrences of value by invoking countOccurrences() method

System.out.printf("\nThe number of occurrences of " + value + " in the array is: " + countOccurrences(array, value));

System.out.printf("\nHere is a printout of the new array with number " + value + " removed:" + "\n");

//remove the element from the array using removeAll() method

array = removeAll(array, value);

//invoke a method printArray() by passing array as argument

printArray(array);

keyboard.close();

}

Thank you so much!

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