import java.util.Scanner; public class TriangleArea { public static void main(String[] args) { Scanner scnr = new Scanner(System.in); Triangle triangle1 new Triangle(); Triangle triangle2 = new Triangle();

import java.util.Scanner; public class DebugSix3 { public static final int TIME_WASTER = 500; public static void main(String[] args) throws InterruptedException { Scanner input = new Scanner(System.in); System.out.print("Enter a number between 1 and 20 >> "); int num = input.nextInt(); if (num < 1 || num > 20) { System.out.println("Number out of range!"); return; } for (int i = num; i > 0; i--) { System.out.print(i + " "); Thread.sleep(TIME_WASTER); } System.out.println("Blastoff!"); } } The files provided in the code editor to the right contain syntax and/or logic errors. In each case, determine and fix the problem, remove all syntax and coding errors, and run the program to ensure it works properly. An example of the program is shown below: Enter a number between 1 and 20 >> 5 5 4 3 2 1 Blastoff! Depending on the value assigned to the...

Double any element's value that is less than controlValue. Ex: If controlValue = 10, then dataPoints = {2, 12, 9, 20} becomes {4, 12, 18, 20}. import java.util.Scanner; public class StudentScores { public static void main (String [] args) { Scanner scnr = new Scanner (System.in); final int NUM_POINTS = 4; int [] dataPoints new int [NUM_POINTS]; int controlValue; int i; controlValue = scnr. nextInt (); for (i = 0; i < dataPoints.length; ++i) { = scnr.nextInt (); dataPoints [i] } /* Your solution goes here * / for (i = 0; i < dataPoints.length; ++i) { System.out.print (dataPoints[i] + %3D " ") ; } System.out.println ();

import java.util.Scanner;import java.util.ArrayList;import java.util.StringTokenizer; public class PlantArrayListExample { // TODO: Define a printArrayList method that prints an ArrayList of plant (or flower) objects public static void main(String[] args) { Scanner scnr = new Scanner(System.in); String input; // TODO: Declare an ArrayList called myGarden that can hold object of type plant // TODO: Declare variables - plantName, plantCost, flowerName, flowerCost, colorOfFlowers, isAnnual input = scnr.next(); while(!input.equals("-1")){ // TODO: Check if input is a plant or flower // Store as a plant object or flower object // Add to the ArrayList myGarden input = scnr.next(); } // TODO: Call the method printArrayList to print myGarden }}

import java.util.*; public class Main{ public static void main(String[] args) { Scanner sc= new Scanner(System.in); int a1= sc.nextInt(); int b1=sc.nextInt() ; int c1=b1/2; int i =1 ; while(i<=c1){ for( int j=1 ; j<=c1-i ; j++){ System.out.print(" "); } for (int k=1; k<=a1; k++){ System.out.print("="); } System.out.print("\n"); a1=a1+2; i++; } } } Explain in your own words how one important method of your program above works.

import java.util.*; public class Main0 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int totalEmployee = 10; String [] fname = new String[totalEmployee]; String [] mname = new String[totalEmployee]; String [] lname = new String[totalEmployee]; int [] idNum = new int[totalEmployee]; // Hours Worked Must be Between 0 and 60 Hours int [] workHour = new int[totalEmployee]; // Rate per Hour Must be Between 15ドル.00 and 35ドル.00 int [] ratePerHour = new int[totalEmployee]; // add Data in the array for (int i=0; i<totalEmployee; i++){ // First Name Input System.out.println("Enter First Name"); fname[i] = sc.next(); // Middle Name Input System.out.println("Enter Middle Name"); mname[i] = sc.next(); // Last Name Input System.out.println("Enter Last...

Please write in Java import java.util.Scanner; public class ConcertPromoter { public static void main(String[] args) { Scanner key = new Scanner(System.in); Concert concert = new Concert(); System.out.println("Welcome to the Concert Promotion tool!"); String input = ""; while(input.equalsIgnoreCase("quit")!= true) { System.out.println("Currently the concert featuring the band: "+concert.getBandName()); System.out.println("Has sold "+concert.getNumTicketsSoldByPhone()+" tickets by phone"); System.out.println("Has sold "+concert.getNumTicketsSoldAtVenue()+" tickets at the venue"); System.out.println("And has grossed $"+concert.totalSales()); System.out.println("What would you like to do?\n" + "Enter 1: To change name\n" + "Enter 2: To change ticket by phone price\n" + "Enter 3: To change ticket at venue price\n" + "Enter 4: To add tickets by phone\n" + "Enter 5: To add tickets at the venue\n" + "Enter...

I have my code here and I am getting errors (I have also attached my code): " import java.util.Compiler; public class Test Score { public static void main(String[] args) { Scanner scan = new Scanner(System.in); System.out.println("Ënter the first exam Score: "); Double Score1 = scan.nextDouble(); System.out.println("Enter the second exam Score: "); Double Score2 = scan.nextDouble(); System.out.println("Enter the third exam Score: "); Double Score3 = scan.nextDouble(); System.out.println("Enter the fourth exam Score: "); Double Score4 = scan.nextDouble(); System.out.println("Enter the fifth exam Score: "); Double Score5 = scan.nextDouble(); Double total = Score1 + Score2 + Score3 + Score4 + Score5 Double average = total/5; if (average >= 90) { System.out.printf("your average was a: %f and recieved an A in this Class", average ); } else if (average >= 80) {...

How do I remove the space at the end of the result? Code: import java.util.Scanner; public class FinalExamAnswers{ public static void main(String [] args) { manipulateString(); //calls function } //your code here public static void manipulateString() { Scanner sc=new Scanner(System.in); //create Scanner instance System.out.println("Enter a sentence"); String sentence=sc.nextLine(); //input a sentence String[] words=sentence.split(" "); //split the sentence at space and store it in array for(int i=0;i<words.length;i++) //i from 0 to last index { if(i%2==0) //if even index words[i]=words[i].toUpperCase(); //converted to upper case else //if odd index words[i]=words[i].toLowerCase(); //converted to lower case } for(int i=words.length-1;i>=0;i--) //i from last index to 0 {...

How do I fix the code for sin, cos, and tan so I can get a result? import java.util.Scanner; // import the Scanner class public class Main {public static Scanner keyboard = new Scanner(System.in); public static void main(String[] args) { boolean doItAgain = false;do{doItAgain = false;calcType();System.out.println("Do you want to start over? (Y/N)");//Scanner keyboard = new Scanner(System.in); String decision = keyboard.next();if(decision.equals("Y")) {doItAgain = true;}}while(doItAgain);System.out.println("Goodbye");}public static void calcType() {String mode;System.out.println("Enter the calculator mode: Standard/Scientific?");//Scanner keyboard = new Scanner(System.in); mode = keyboard.next();if(mode.equals("Standard")) {standard();}else if (mode.equals("Scientific")) {scientific();}elseSystem.out.println("Unknown calculator type: " + mode);} public static void standard() {System.out.println("The calculator will operate in standard mode.");boolean doItAgain;do{doItAgain =...

JAVA CODE: check output

Create the UML Diagram for this java code import java.util.Scanner; interface Positive{ void Number();} class Square implements Positive{ public void Number() { Scanner in=new Scanner(System.in); System.out.println("Enter a number: "); int a = in.nextInt(); if(a>0) { System.out.println("Positive number"); } else { System.out.println("Negative number"); } System.out.println("\nThe square of " + a +" is " + a*a); System.out.println("\nThe cubic of "+ a + " is "+ a*a*a); }} class Sum implements Positive{ public void Number() { Scanner in = new Scanner(System.in); System.out.println("\nEnter the value for a: "); int a = in.nextInt(); System.out.println("Enter the value for b" ); int b= in.nextInt(); System.out.printf("The Difference of two numbers: %d\n", a-b); System.out.printf("The...

import java.util.Scanner; public class AverageWithSentinel{ public static final int END_OF_INPUT = -500; public static void main(String[] args) { Scanner in = new Scanner(System.in); // Step 2: Declare an int variable with an initial value // as the count of input integers // Step 3: Declare a double variable with an initial value // as the total of all input integers // Step 4: Display an input prompt // "Enter an integer, -500 to stop: " // Step 5: Read an integer and store it in an int variable // Step 6: Use a while loop to update count and total as long as // the input value is not -500. // Then display the same prompt and read the next integer // Step 7: If count is zero // Display the following message // "No integers were...