Java Collection, LinkedList Exercises: Replace an element in a linked list
Java Collection, LinkedList Exercises: Exercise-26 with Solution
Write a Java program to replace an element in a linked list.
Sample Solution:-
Java Code:
import java.util.LinkedList;
import java.util.Collections;
public class Exercise18 {
public static void main(String[] args) {
LinkedList<String> c1= new LinkedList<String>();
c1.add("Red");
c1.add("Green");
c1.add("Black");
c1.add("White");
c1.add("Pink");
System.out.println("Original linked list: " + c1);
// Replacing 2nd element with new value
c1.set(1, "Orange");
System.out.println("The value of second element changed.");
System.out.println("New linked list: " + c1);
}
}
Sample Output:
Original linked list: [Red, Green, Black, White, Pink] The value of second element changed. New linked list: [Red, Orange, Black, White, Pink]
Pictorial Presentation:
Flowchart:
Java Code Editor:
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Java: Tips of the Day
How to sort an ArrayList?
Collections.sort(testList); Collections.reverse(testList);
That will do what you want. Remember to import Collections though!
Ref: https://bit.ly/32urdSe
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