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ReverseDelete.java
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ReverseDelete.java
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{
int data;
Node next;
Node(int d)
{
data=d;next=null;
}
}
public class ReverseDelete {
// Function to reverse a circular linked list
Node reverse(Node head) {
Node prev = null;
Node curr = head;
Node frw = head.next;
while(frw != head){
curr.next = prev;
prev = curr;
curr = frw;
frw = frw.next;
}
curr.next = prev;
frw.next = curr;
return curr;
}
// Function to delete a node from the circular linked list
Node deleteNode(Node head, int key) {
Node temp = head;
if(head.data == key){
while(temp.next != head){
temp = temp.next;
}
temp.next = temp.next.next;
return head.next;
}
while(temp.next.data!=key && temp.next != head){
temp = temp.next;
}
if(temp.next.data == key) temp.next = temp.next.next;
return head;
}
}