Why does this not work +Share Savese, Are you't make it");enu number:ttending. You{ttending. You{attending. YouResumeOutputRun3StopDocsMyProgram.java:20: error: cannot find symbolif (rsvp = true && number == 1) {Timothy Charsymbol: variable numberlocation: class MyProgramMyProgram.java:23: error: cannot find symbolelse if (rsvp = true && number == 2) {{3 errorsMoresymbol: variable numberlocation: class MyProgramMyProgram.java:26: error: cannot find symbolelse if (rsvp = true && number == 3) {symbol: variable numberlocation: class MyProgram Practiceew Sandbox ProgramMyProgram.java1 import java.util.Scanner;2 public class MyProgram3- {45-6789101112131415-1617181920-212223-2425262728293031323334#33public static void main(String[] args)}mig...}if(rsvp = true){System.out.println("Please enter a menu number: ");int number = sc.nextInt ();}else {}Scanner sc = new Scanner(System.in);System.out.println("Answer true or false, Are you attending? ");boolean rsvp = sc.nextBoolean();if(!rsvp) {System.out.println("Sorry you can't make it");$4New Sandbo...if (rsvp = true && number == 1) {System.out.println("Thanks for attending. You will be served beef.")=do LO}else if(rsvp = true && number == 2) {}System.out.println("Thanks for attending. You will be served chicken.else if(rsvp = true && number == 3) {System.out.println("Thanks for attending. You will be served pasta.".%if statement...5+6Assign varia...System.out.println("Thank you for attending. You will be served fish"&7Resume8C

Import the Scanner class from the java.util package.Declare a class named Main.Inside the…

Answered: Why does this not work

Engineering

Computer Science

Why does this not work

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

See similar textbooks

Similar questions

Ex. If the input is: 4 plates 100 spoons 200 cups 150 forks 200 the output is: 200 forks 150 cups 200 spoons 100 plates Inventory.java import java.util.Scanner; public class Inventory {public static void main (String[] args) {Scanner scnr = new Scanner(System.in);InventoryNode headNode;InventoryNode currNode;InventoryNode lastNode; String item;int numberOfItems;int i; // Front of nodes listheadNode = new InventoryNode();lastNode = headNode; int input = scnr.nextInt(); for(i = 0; i < input; i++ ) {item = scnr.next();numberOfItems = scnr.nextInt();currNode = new InventoryNode(item, numberOfItems);currNode.insertAtFront(headNode, currNode);lastNode = currNode;} // Print linked listcurrNode = headNode.getNext();while (currNode != null) {currNode.printNodeData();currNode = currNode.getNext();}}} InventoryNode.java public class InventoryNode {private String item;private int numberOfItems;private InventoryNode nextNodeRef; // Reference to the next node public InventoryNode()…
import java.util.Scanner; public class LabProgram { public static void main(String[] args) { Scanner scnr = new Scanner(System.in); String[] names = { "Ryley", "Edan", "Reagan", "Henry", "Caius", "Jane", "Guto", "Sonya", "Tyrese", "Johnny" }; int index; index = scnr.nextInt(); /* Type your code here. */ }}
import java.util.Scanner; public class Inventory { public static void main (String[] args) { Scanner scnr = new Scanner(System.in); InventoryNode headNode; InventoryNode currNode; InventoryNode lastNode; String item; int numberOfItems; int i; // Front of nodes list headNode = new InventoryNode(); lastNode = headNode; int input = scnr.nextInt(); for(i = 0; i < input; i++ ) { item = scnr.next(); numberOfItems = scnr.nextInt(); currNode = new InventoryNode(item, numberOfItems); currNode.insertAtFront(headNode, currNode); lastNode = currNode; } // Print linked list currNode = headNode.getNext(); while (currNode != null) { currNode.printNodeData(); currNode…
please see image for instructions starter code for Main.java import java.io.*;import java.util.*;; public class Main { public static void main(String[] args) { // TODO Auto-generated method stub System.out.println(countConnectedComponents("data.txt")); }     public static int countConnectedComponents(String fileName) { try    {    //the file to be opened for reading    FileInputStream fis=new FileInputStream(fileName);     Scanner sc=new Scanner(fis); //file to be scanned    //returns true if there is another line to read   ArrayList<int []> edge = new ArrayList<int[]>(); Set<String> set = new HashSet<String>(); while(sc.hasNextLine())    { int temp [] = new int[2]; int index = 0; for(String s : sc.nextLine().split(" ")) { temp[index] =…
sortsearchassigncodeex1.java sort, search for a specific student package sortsearchassigncodeex1; import java.util.Scanner; import java.io.*; // // public class Sortsearchassigncodeex1 {     //         public static void fillArray(Scanner inputFile, int[] arrIn){     int indx = 0; //Complete code                   {       arrIn[indx] = inputFile.nextInt();       indx++;     } } //=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- public static void displayArray(int[] arrIn){     for(int indx=0; indx<arrIn.length;indx++)        System.out.printf("student %2d sID: %5d\n",(indx+1),arrIn[indx]); } //=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- public static int searchArray(int[] arrIn, int sValue){     int retValue = -1; // if the value is not found method will return -1     for(int indx=0; //Complete code ;indx++)        if(arrIn[indx] == sValue) retValue = indx;     return retValue; }…
In Java. Sort the list of cars and display them. Sort by make, model, and year.   Each car property is separated by a tab character: \t Output width: 15 (make), 25 (model), 5 (year) I already have a code but it doesn't sort right. import java.util.*;import java.io.*;class Test{public static void main(String args[]){try{File file=new File("cars.txt");Scanner sc=new Scanner(file);sc.nextLine();while(sc.hasNext()){String line=sc.nextLine();String data[]=line.split("\t");String make=data[0];String model=data[1];String year=data[2];System.out.printf("%15s%25s%5s\n",make,model,year);}}catch(Exception e){System.out.println(e);}}} ////////////////// cars.txtmake model yearFord Expedition 2003Mazda B-Series 1989Ford Freestar 2003Hyundai Elantra 2001Hyundai Entourage 2008Chevrolet Camaro 2011Chevrolet Monte Carlo 2006Chevrolet Blazer 1996Chevrolet Aveo 2005Chevrolet Corvette 1999Mercedes-Benz E-Class 2006Dodge Avenger 1995Pontiac Grand Prix 1973Mitsubishi Outlander 2011MINI Clubman 2011Suzuki…
Write code in Java: - Code must be recursive. import java.util.*; import java.lang.*; import java.io.*; class BinaryToDecimal { // *More methods can be added* public static int binaryToDecimal(String binaryString) { // *Code goes here* } } class DriverMain { public static void main(String args[]) { Scanner input = new Scanner(System.in); System.out.print(BinaryToDecimal.binaryToDecimal(input.nextLine())); } }
JAVA Language: Transpose Rotate. Question: Modify Transpose.encode() so that it uses a rotation instead of a reversal. That is, a word like “hello” should be encoded as “ohell” with a rotation of one character. (Hint: use a loop to append the letters into a new string) import java.util.*; public class TestTranspose { public static void main(String[] args) { String plain = "this is the secret message"; // Here's the message Transpose transpose = new Transpose(); String secret = transpose.encrypt(plain); System.out.println("\n ********* Transpose Cipher Encryption *********"); System.out.println("PlainText: " + plain); // Display the results System.out.println("Encrypted: " + secret); System.out.println("Decrypted: " + transpose.decrypt(secret));// Decrypt } } abstract class Cipher { public String encrypt(String s) { StringBuffer result = new…
import java.util.Scanner; public class LabProgram { public static void main(String[] args) { Scanner scnr = new Scanner(System.in); int n = scnr.nextInt(); int[] arr = new int[n]; for (int i = 0; i < n; i++) { arr[i] = scnr.nextInt(); } for (int i = n - 1; i >= 0; i--) { System.out.print(arr[i]); if (i > 0) { System.out.print(","); } } }}
Java: import java.util.Scanner; public class BookstoreCredit { public static void main (String args[]) { // Write your code here } public static void computeDiscount(String name, double gpa) { // Write your code here }
Rewrite the private static int recurseMax method without using Java API public class Recursion{ public static void main(String[] args){ // My tests (DO NOT MODIFY!) int[] a = {3,2,6,4,15,7,9,8,6}; p(recurseSum(a)); // Sum should be 60 p(recurseMax(a)); // Max should be 15 // End of tests! } // Recursive methods below here... public static int recurseSum(int[] a){ // TODO: This is the wrapper method. You must complete this AND implement helper method int total = recurseSum(a, a.length); return total; } private static int recurseSum(int[] a, int i){ if (i <= 0) return 0; return (recurseSum(a, i - 1) + a[i - 1]); } public static int recurseMax(int[] a){ int max = recurseMax(a, a.length); return max; } private static int recurseMax(int[] a, int i){ if(i == 1) return a[0]; return Math.max(a[i-1], recurseMax(a, i-1)); } //…
The String class is provided in the Java library.Provide your own implementation for the following methods (name the newclass MyString2):public MyString2(String s);public int compare(String s);public MyString2 substring(int begin);public MyString2 toUpperCase();public char[] toChars();public static MyString2 valueOf(boolean b);