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Aldin_SXR

enqueue()

Mar 4th, 2024
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Java 0.35 KB | None | 0 0
  1. /* Add new item to the back of the queue */
  2. public void enqueue(Data item) {
  3.     Node<Data> newNode = new Node<>();      // 1
  4.     newNode.data = item;                    // 1
  5.     if (isEmpty()) {                        // 2
  6.         head = tail = newNode;              // 2
  7.     } else {
  8.         tail.next = newNode;                // 3
  9.         tail = newNode;                     // 4
  10.     }
  11.     size++;                                 // 5
  12. }
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