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SinglyLinkedList.java
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SinglyLinkedList.java
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class Node {
int data;
Node next;
public Node(int data) {
this.data = data;
this.next = null;
}
}
class SinglyLinkedList {
Node head;
public SinglyLinkedList() {
head = null;
}
// add element to end of list
public void add(int data) {
Node newNode = new Node(data);
if (head == null) {
head = newNode;
return;
}
Node current = head;
while (current.next != null) {
current = current.next;
}
current.next = newNode;
}
// print all elements in the list
public void printList() {
Node current = head;
while (current != null) {
System.out.print(current.data + " ");
current = current.next;
}
System.out.println();
}
public static void main(String[] args) {
SinglyLinkedList list = new SinglyLinkedList();
// add elements to the list
list.add(1);
list.add(2);
list.add(3);
list.add(4);
// print the list
list.printList();
}
}