LL - k Reverse java

justformyntra8 · May 23, 2019, 5:46pm

I am getting the correct answer-, but it is not accepting all the test cases.
i cant even access the test cases and editorial.

Riyabansal98 · May 24, 2019, 6:27am

Hi Aman
Please share the link to your code.

justformyntra8 · May 24, 2019, 7:42am

github.com

bhardwaj-aman/java-data-structures-practice-questions/blob/master/KreverseLinkedList

package linkedlist;

import java.util.Scanner;

public class LinkedList {
    private class Node {
        int data;
        Node next;

        Node(int data, Node next) {
            this.data = data;
            this.next = next;
        }
    }

    private Node head;
    private Node tail;
    private int size;

    public LinkedList() {

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Jaa18Crx0002 · May 24, 2019, 9:28am

Hi Aman,
Your code will not work for k > 3 as you are only reversing the first and kth element. Suppose k = 4 is given and linked list is 9 -> 4 ->1 ->7 ->8 -> 6 -> 5 ->3 then the output will be 7 -> 1 -> 4 ->9 -> 3 -> 5 -> 6 -> 8 but your code will give output 7 -> 4 -> 1 ->9 -> 3 -> 6 -> 5 -> 8

justformyntra8 · May 24, 2019, 3:41pm

thanks- that solved it

Riyabansal98 · May 25, 2019, 1:02pm

Hi Aman

I am marking your doubt as resolved. In future, please mark your doubts as resolved in your course’s “ Ask Doubt ” section, when your doubt is resolved.