1.42 LAB: Input and formatted output: Right-facing arrowGiven two input integers for an arrowhead and arrow body, print a right-facing arrow.Ex: If the input is:0 1the output is:1110000011100000111100000111111439572.2696500.qx3zqy7LABACTIVITY567891 import java.util.Scanner;23 public class LabProgram {41.42.1: LAB: Input and formatted output: Right-facing arrow1011 }12public static void main(String[] args) {Scanner scnr = new Scanner(System.in);}int baseChar;int headChar;/* Type your code here. */LabProgram.java0/10Load default template...

1.42 LAB: Input and formatted output: Right-facing arrow Given two input integers for an arrowhead and arrow body, print a right-facing arrow. Ex: If the input is: 01 the output is: 1 11 00000111 000001111 00000111 11 1 439572.2696500.qx3zqy7 LAB ACTIVITY 5 6 1 import java.util.Scanner; 2 3 public class LabProgram { 4 public static void main(String[] args) { Scanner scnr = new Scanner(System.in); 1.42.1: LAB: Input and formatted output: Right-facing arrow 7 8 9 10 11 } 12 } int baseChar; int headChar; /* Type your code here. */ LabProgram.java 0/10 Load default template...

1.42 LAB: Input and formatted output: Right-facing arrow Given two input integers for an arrowhead and arrow body, print a right-facing arrow. Ex: If the input is: 01 the output is: 1 11 00000111 000001111 00000111 11 1 439572.2696500.qx3zqy7 LAB ACTIVITY 5 6 1 import java.util.Scanner; 2 3 public class LabProgram { 4 public static void main(String[] args) { Scanner scnr = new Scanner(System.in); 1.42.1: LAB: Input and formatted output: Right-facing arrow 7 8 9 10 11 } 12 } int baseChar; int headChar; /* Type your code here. */ LabProgram.java 0/10 Load default template...

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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13 public class MaxMinAtLeastOneValue 14 {. public static void main(String[] args) { Scanner in = new Scanner (System.in); 15 16 17 18 // Step 2: Read in an integer as the count of double values 19 wit an input prompt "Enter the count of values: and store it in a variable // 20 21 // 22 23 // Step 3: Read in a double value with an input prompt 24 25 "Enter the first value: and store it in a variable max 26 27 28 // Step 4: Assign the value of max to another 29 // variable min 30 31 32 // Step 5: Use a for loop to read all remaining double values with an input prompt 33 // 34 // "Enter the next value: 35 // and update max and min 36 37 saved
Please include a gui for the encryption and decryption java code. Example of the gui in the photos Java encryption and decryption code below import java.util.*; public class Main { //Inputs a one character string and returns True if the character is a letter (i.e. a to z or A to Z). Returns false if it is not. A function to check that the password or encryption key is valid. public static boolean isALetter(char letter){ if( (letter >= 'a' && letter = 'A' && letter =-32767 && encryptKey
// Step 1: Import Java classes Arrays, Random, and Scanner 2 3 /** 4 * A class to generate a random int array then call static. 5 * methods to sort and display the array elements. 6 * 7 *Step 2: Enter your name for @author and today's date for @version 8 * @author 9 * @version 10 */ 11 public class StaticMethodApp 12 { 13 public static void main(String[] args) I { Scanner in = new Scanner(System.in); System.out.print("Enter an integer: "); // Step 3: While the next input token is not an integèr 11 Read the input token 11 Display a message 11 Sample message, assuming the input is Java Not an integer: "Java" // // Display the same promt again // Step 4: Read the integer and store it in a variable // Step 5: Create a Random object using the input integer System.out.print("Enter the array length: "); int length = in.nextInt (); // Step 6: Create an array of int of 80 F2 F3 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 esc : F1 B # S $ 000 000 F4 % A F5 MacBook Air F6…
1- Write a java Program to read a number from user and print full pyramid using numbers which will repeat the number in the same row. Note : use JOptionPane class to read the number and print the pyramid . Test Data Input number of rows: 4 1 22 3 33 4444
public class TwoColors 10 { public static void main(String[] args) { Scanner in = new Scanner(System.in); 11 12 13 14 System.out.print("Enter your first favorite color: "); 15 16 // Step 2: Read in the next line of input and assign • it to a String variable color1 17 // 18 19 // Step 3: Trim spaces from both end and convert the // // 20 input to all lowercase and assign it back 21 22 to the same variable 23 24 System.out.print("Enter your second favorite color: "); 25 26 // Step 4: Read in the next line of input and assign 27 // it to a String variable color2 28 29 30 // Step 5: Trim spaces from both end and convert the // // 31 input to all lowercase and assign it back 32 33 to the same variable 34 35 // Step 6: Display a message according to the following: // 36 first color 37 second color message light blue 38 red That's wonderful! light blue 39 red That's even better! That's also great! 40 otherwise 41 42
debug program please use import java.util.Scanner; // Display every character between Unicode 65 and 122 // Start new line after 20 characters public class DebugSix2 { public static void main(String args[]) { char letter; int a; final int MIN = 65; final int MAX = 122; final int NUMPERLINE = 200; final int STOPLINE1 = 0; final int STOPLINE2 = STOPLINE1 + NUMPERLINE; for(a = MIN; a <= MAX; a++) { letter = (char)a; System.out.print(" " + letter); if((a == STOPLINE1) && (a == STOPLINE) System.out.println(); } System.out.println("\nEnd of application"); } }
12 public class CircleAndSphereWhileLoop 13 { public static final doublğ MAX_RADIUS 14 500.0; 15 public static void main(String[] args) 16 17 Scanner in = new Scanner(System.in); 18 19 // Step 2: Read a double value as radius using prompt 20 // "Enter the radius (between 0.0 and 500.0, exclusive): 21 22 23 // Step 3: While the input radius is not in the ragne (0.0, 500.0) 24 Display a message on one line (ssuming input value -1) "The input number -1.00 is out of range. Read a double value as radius using the same promt 25 // // 26 27 28 29 double circumference = 2 * Math.PI * radius; double area = Math.PI * radius * radius; double surfaceArea = 4 * Math.PI * Math.pow(radius, 2); double volume = (4 / 3.8) * Math.PI * Math.pow(radius, 3); 30 31 %3D 32 33 %3D 34 // Step 4: Display the radius, circle circumference, circle area, // 35 sphere surface area, and sphere volume on separate lines with 6 decimal digits 36 37 // // Sample output // The radius // The circle circumference:…
Given two input integers for an arrowhead and arrow body, print a right-facing arrow. Ex: If the input is: 01 the output is: 00000111 000001111 00000111 1 11 512334.3517088.qx3zqy7 HO∞ A WNA 11 LAB ACTIVITY 2 1 1 import java.util.Scanner; 9 3 public class LabProgram { 4 5 6 7 8 1.18.1: LAB: Input and formatted output: Right-facing arrow 10 11} public static void main(String[] args) { Scanner scnr = new Scanner(System.in); } int baseChar; int headChar; /* Type your code here. */ LabProgram.java
Write code that prints: countNum ... 21 Print a newline after each number. Ex: If the input is: 3 the output is: 3 2 1 1 import java.util.Scanner; 3 public class ForLoops { UAWN HOUх и блашин 2 ST 4 5 6 7 8 9 10 11 12 13 14 15 } public static void main (String [] args) { int countNum; int i; Scanner input = new Scanner(System.in); input.nextInt(); countNum = for * Your code goes here *) { System.out.println(i); } }
The Huntington High School basketball team has five players named Art, Bob, Cal, Dan, and Eli. Implement the BarChart class which accepts the number of points scored by each player in a game and displays a bar chart that illustrates the points scored by displaying an asterisk for each point. The output looks similar to the chart in Figure 6-34. import java.util.Scanner; public class BarChart { public static void main (String[] args) { Scanner input = new Scanner(System.in); int artPoints; int bobPoints; int calPoints; int danPoints; int eliPoints; System.out.print("Enter points earned by Art >> "); artPoints = input.nextInt(); System.out.print("Enter points earned by Bob >> "); bobPoints = input.nextInt(); System.out.print("Enter points earned by Cal >> "); calPoints = input.nextInt(); System.out.print("Enter points earned by Dan >> ");…
StringFun.java import java.util.Scanner; // Needed for the Scanner class 2 3 /** Add a class comment and @tags 4 5 */ 6 7 public class StringFun { /** * @param args not used 8 9 10 11 12 public static void main(String[] args) { Scanner in = new Scanner(System.in); System.out.print("Please enter your first name: "); 13 14 15 16 17 18 System.out.print("Please enter your last name: "); 19 20 21 //Output the welcome message with name 22 23 24 //Output the length of the name 25 26 27 //Output the username 28 29 30 //Output the initials 31 32 33 //Find and output the first name with switched characters 34 //All Done! } } 35 36 37
There are five errors in this code. Correct the errors and make the code work. Explain what are the errors found. import java.util.Scanner; //Testing.java //Displays running total of numbers in lines of standard //input correct to two decimal places. //Uses an out of range number (100) to quit. public class TWODPS{ public static void main (String [] args) { Scanner input new Scanner (System.in); double total=0; boolean flag=true; System.out.println ("Use an out of range entry 100 to quit."); while (flag) { System.out.println ("Enter a number on a line:"); double d = input.nextDouble (); if (outofRange (d) ) { flag=false; else{ dispTwoDPs ("The number value is: ",d); total = total + d; dispTwoDPs ("The total is: ",total); System.out.println (); System.out.println ("Next."); } //end of else }//end of while System.out.println ("You quit."); }//end of main static boolean outOfRange (double d) { if (d>-100) return true; if (d>100) return true; return false; }