Frequent question: How do you flip words in Java?

How do I reverse the order of words in a string in Java?


  1. class ReverseWords {
  2. public static void main(String args[]) {
  3. String s[] = “you shall not pass”. split(” “);
  4. String ans = “”;
  5. for (int i = s. length – 1; i >= 0; i–) {
  6. ans += s[i] + ” “;
  7. }
  8. System. out. println(“Reversed String: ” + ans);

How do you reverse a name in Java?

How to reverse String in Java

  1. public class StringFormatter {
  2. public static String reverseString(String str){
  3. StringBuilder sb=new StringBuilder(str);
  4. sb.reverse();
  5. return sb.toString();
  6. }
  7. }

How do you reverse a string without reversing words?

Given a line of text, reverse the text without reversing the individual words. A simple solution is to push the individual words from the beginning of the text into a stack. Then, pop all the words from the stack and store them back into the text in LIFO order.

How can I reverse a string without split function?

Example to reverse string in Java by using static method

  1. import java.util.Scanner;
  2. public class ReverseStringExample3.
  3. {
  4. public static void main(String[] arg)
  5. {
  6. ReverseStringExample3 rev=new ReverseStringExample3();
  7. Scanner sc=new Scanner(;
  8. System.out.print(“Enter a string : “);

What does S mean in Java?

The string s is a regular expression that means “whitespace”, and you have to write it with two backslash characters ( “\s” ) when writing it as a string in Java.

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How do you do Factorials in Java?

Factorial Program using loop in java

  1. class FactorialExample{
  2. public static void main(String args[]){
  3. int i,fact=1;
  4. int number=5;//It is the number to calculate factorial.
  5. for(i=1;i
  6. fact=fact*i;
  7. }
  8. System.out.println(“Factorial of “+number+” is: “+fact);

How do you find duplicates in a string in Java?


  1. public class DuplicateCharacters {
  2. public static void main(String[] args) {
  3. String string1 = “Great responsibility”;
  4. int count;
  5. //Converts given string into character array.
  6. char string[] = string1.toCharArray();
  7. System.out.println(“Duplicate characters in a given string: “);

Why is Microsoft Word typing backwards?

Change your keyboard typing direction

Sometimes, if your keyboard is typing backward, it may mean that you might’ve accidentally changed this setting. For right-to-left typing, press CTRL + right SHIFT. For left-to-right typing, press CTRL + left SHIFT.

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