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sortLinkedList.java
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sortLinkedList.java
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//this is a brute force solution
import java.util.Arrays;
/**
* Definition for singly-linked list.
* public class ListNode {
* int val;
* ListNode next;
* ListNode() {}
* ListNode(int val) { this.val = val; }
* ListNode(int val, ListNode next) { this.val = val; this.next = next; }
* }
*/
public class sortLinkedList {
public ListNode sortList(ListNode head) {
int count =0;
ListNode temp = new ListNode();
temp = head;
while(temp!=null){
count++;
temp = temp.next;
}
int arr[] = new int[count];
temp = head;
int k =0;
while(temp!=null){
arr[k]=temp.val;
k++;
temp=temp.next;
}
Arrays.sort(arr);
temp = head;
k=0;
while(temp!=null){
temp.val=arr[k];
k++;
temp=temp.next;
}
return head;
}
}