// a program that asks the user for a word // and a number, then prints out the word // that many times. It loops until the // user enters the SENTINEL value. var SENTINEL = "quit"; public static void main(String[] args) { while(true) } { } int word = readLine("Word? "); int count = readInt("How many times? "); for (int i = 0; i < count; --) { System.out.println(word); }
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- Write a Java program that asks the user to enter a string and counts how many times the letter "s" or "S" appears in the string. Display that number and then display the string that many times. Requirements: Call a method that gets the string from the user. Use recursion to ensure the string has at least 5 characters. Call a method that returns the number of times the letter "s" or "S" appears in the string. This method should use recursion. Call a method that takes the number of times the letter"s" or "S" appeared in the string and display the original string that was obtained from the user that many times using recursion. Call a method that sorts the letters in the string and searches for the letter "m". Display Found or Not Found.Write a program that prompts the user to enter a sequence of numbers until a -999 is entered. It will print the numbers the user entered, five number in a row,with a before the first number and after the last number in each row. For example, Enter a number (-999 to stop): 23Enter a number (-999 to stop): 15Enter a number (-999 to stop): 1Enter a number (-999 to stop): 7Enter a number (-999 to stop): 9Enter a number (-999 to stop): 21Enter a number (-999 to stop): 17Enter a number (-999 to stop): 33Enter a number (-999 to stop): -999[23 15.17 9] [21 17 33]Write an application that asks a user to type an even number or the sentinel value 999 to stop. When the user types an even number, display the message “Good job!” and then ask for another input. When the user types an odd number, display an error message, "x is not an even number", and then ask for another input. When the user types the sentinel value 999, end the program. import java.util.*; public class EvenEntryLoop { public static void main (String args[]) { // Write your code here } }
- Write an application that reads an integer value from the user and prints the sum ofall even integers between 2 and the input value, inclusive. Print an error message ifthe input value is less than 2. Use Java. Sample Run Examples: Example 1:the user enters 14Output: Sum: 56Example 2:the user enters 1Output: Error number must be greater than 1Write an application that counts by five from 5 through 500 inclusive, and that starts a new line after every multiple of 50 (50, 100, 150, and so on). public class CountByFives { public static void main (String args[]) { // Write your code here } }// Program prompts user to enter a series of integers// separated by spaces// Program converts them to numbers and sums themimport java.util.*;public class DebugSeven2{public static void main(String[] args){String str;int x;int length;int start;int num;int lastSpace = -1;int sum = 0;String partStr;Scanner in = new Scanner(System.in);System.out.print("Enter a series of integers separated by spaces >> ");str = in.nextLine();length = str.length();for(x = 0; x < length; ++x){if(str.charAt(x) == ' ') {partStr = str.substring(x,lastSpace + 1); num = Integer.parseInt(partStr);System.out.println(" " + num);sum += num;lastSpace = x;} }partStr = str.substring(lastSpace + 1, length);num = Integer.parseInt(partStr);System.out.println(" " + num);sum = num;System.out.println(" -------------------" +"\nThe sum of the integers is " + sum);}}
- write a program that reads the followinginformation and prints a payroll statement.Employee’s name (e.g., Smith)Number of hours worked in a week (e.g., 10)Hourly pay rate (e.g., 9.75)Federal tax withholding rate (e.g., 20%)State tax withholding rate (e.g., 9%) In summary, design a program to• Prompt user for 5 values and read the values using Scannero Use method .nextLine() to get the String for the nameo Use method .nextDouble() to get all other numeric values• Calculating the Gross payo Gross pay = hours worked * hourly pay rate• Calculating the Federal withholdingo Federal withholding = Gross pay * federal tax withholding rate• Calculating the State withholdingo State withholding = Gross pay * state tax withholding rate• Calculating the Total deductiono Total deduction = Federal withholding + State withholding• Calculating the Net Payo Net Pay = Gross pay – Total deduction• Formatting the output same as the Sample run (Use ONLY printf)o Correctly format 2 decimals and use $ (hint…In computational geometry, often you needto find the rightmost lowest point in a set of points. Write the following methodthat returns the rightmost lowest point in a set of points:public static double[]getRightmostLowestPoint(double[][] points)Write a test program that prompts the user to enter the coordinates of six pointsand displays the rightmost lowest point. Here is a sample run: Enter 6 points: 1.5 2.5 −3 4.5 5.6 −7 6.5 −7 8 1 10 2.5 ↵EnterThe rightmost lowest point is (6.5, −7.0)In Java Create a class WhileEvent3, write code that asks the user to enter a positive or negative number or 'x' 'X' to quit the program. When out of the loop the sum of all numbers entered is printed. READ THE USER'S input as String an not as integer.
- Write a program that reads 11 integers, compares eachinteger with the 11th integer, and displays whether the integers are “greater”,“smaller”, or “equal” to the 11th integer.7 public static int test1(int x1, int x2){ 8 9 if(x1==0){ 10 x1=10; 11 } 12 if(x2==0){ 13 x2=10 14 } 15 16 return x1*x2; 17 } 18 19 public static int test2(int x2, int x1){ 20 return x2-x1; 21 } 22 public static int input(){ //Don’t need to trace through //this method to show how it works. Just assume it pulls //the value for the user. 23 Scanner keyboard = new Scanner(new BufferedReader(new InputStreamReader(System.in))); 24 int counter=0; 25 System.out.print("Please enter an integer: "); 26 while(counter<3 && !keyboard.hasNextInt()) 27 { 28 System.out.println(); 29 String temp=keyboard.next(); 30 System.out.println(temp+" is not an integer. Please reenter an integer."); 31 counter++; 32 33 } 34 return keyboard.nextInt(); 35 } 36 37 38…IN JAVA. Write a program that takes in an integer in the range 20-98 as input. The output is a countdown starting from the integer, and stopping when both output digits are identical. Ex: If the input is: 93 the output is: 93 92 91 90 89 88 Ex: If the input is: 77 the output is: 77 Ex: If the input is: 15 or any number not between 20 and 98 (inclusive), the output is: Input must be 20-98