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Refactoring LinkedList

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	`1`	`+package linkedlists;`
	`2`	`+`
	`3`	`+import java.util.LinkedList;`
	`4`	`+`
	`5`	`+/**`
	`6`	`+ * Given the pointer/reference to the head of a singly linked list,`
	`7`	`+ * reverse it and return the pointer/reference to the head of reversed linked list.`
	`8`	`+*/`
	`9`	`+`
	`10`	`+public class SinglyLinkedList{`
	`11`	`+`
	`12`	`+ static Node head;`
	`13`	`+`
	`14`	`+ static class Node{`
	`15`	`+`
	`16`	`+ public int data;`
	`17`	`+ public Node next;`
	`18`	`+`
	`19`	`+ Node(int a, Node next){`
	`20`	`+ this.data = a;`
	`21`	`+ this.next = next;`
	`22`	`+ }`
	`23`	`+ }`
	`24`	`+`
	`25`	`+ public static void main(String args[]){`
	`26`	`+`
	`27`	`+ LinkedList<Integer> list1 = new LinkedList<>();`
	`28`	`+ list1.add(7);`
	`29`	`+ list1.add(14);`
	`30`	`+ list1.add(21);`
	`31`	`+ list1.add(28);`
	`32`	`+`
	`33`	`+ System.out.println(list1);`
	`34`	`+ reverse_list(list1);`
	`35`	`+`
	`36`	`+ }`
	`37`	`+`
	`38`	`+`
	`39`	`+`
	`40`	`+ private static void reverse_list(LinkedList<Integer> list1) {`
	`41`	`+ // TODO Auto-generated method stub`
	`42`	`+`
	`43`	`+ }`
	`44`	`+}`

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