Question

How to shuffle a LinkedList in Java

Answer 1

import java.util.LinkedList;
import java.util.Collections;

public class MyClass {
    public static void main(String args[]) {
        LinkedList<Integer> ll = new LinkedList<Integer>();
        
        ll.add(1);
        ll.add(2);
        ll.add(3);
        ll.add(4);
        ll.add(5);
        
        System.out.println(ll);
        
        Collections.shuffle(ll);
        
        System.out.println(ll);
    }
}
  
  
  
/*
run:
  
[1, 2, 3, 4, 5]
[5, 1, 2, 4, 3]
  
*/  

 

70+ SQL courses for beginners and professionals