doubly linked list java add an element to the end

Energetic Emu answered on April 19, 2022 Popularity 3/10 Helpfulness 1/10

answer doubly linked list java add an element to the end

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doubly linked list java add an element to the end

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// Add a node at the end of the list
void append(int new_data)
{
    /* 1. allocate node
     * 2. put in the data */
    Node new_node = new Node(new_data);
 
    Node last = head; /* used in step 5*/
 
    /* 3. This new node is going to be the last node, so
     * make next of it as NULL*/
    new_node.next = null;
 
    /* 4. If the Linked List is empty, then make the new
     * node as head */
    if (head == null) {
        new_node.prev = null;
        head = new_node;
        return;
    }
 
    /* 5. Else traverse till the last node */
    while (last.next != null)
        last = last.next;
 
    /* 6. Change the next of last node */
    last.next = new_node;
 
    /* 7. Make last node as previous of new node */
    new_node.prev = last;
}

Popularity 3/10 Helpfulness 1/10 Language java

Source: www.geeksforgeeks.org

Tags: add element java linked-list

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Contributed on Apr 19 2022

Energetic Emu

0 Answers Avg Quality 2/10

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doubly linked list java add an element to the end

Comment

// Add a node at the end of the list
void append(int new_data)
{
    /* 1. allocate node
     * 2. put in the data */
    Node new_node = new Node(new_data);
 
    Node last = head; /* used in step 5*/
 
    /* 3. This new node is going to be the last node, so
     * make next of it as NULL*/
    new_node.next = null;
 
    /* 4. If the Linked List is empty, then make the new
     * node as head */
    if (head == null) {
        new_node.prev = null;
        head = new_node;
        return;
    }
 
    /* 5. Else traverse till the last node */
    while (last.next != null)
        last = last.next;
 
    /* 6. Change the next of last node */
    last.next = new_node;
 
    /* 7. Make last node as previous of new node */
    new_node.prev = last;
}

Popularity 5/10 Helpfulness 1/10 Language java

Source: www.geeksforgeeks.org

Tags: java linked-list element add

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Contributed on Apr 19 2022

Energetic Emu

0 Answers Avg Quality 2/10

doubly linked list java add an element to the end

Comment

// Add a node at the end of the list
void append(int new_data)
{
    /* 1. allocate node
     * 2. put in the data */
    Node new_node = new Node(new_data);
 
    Node last = head; /* used in step 5*/
 
    /* 3. This new node is going to be the last node, so
     * make next of it as NULL*/
    new_node.next = null;
 
    /* 4. If the Linked List is empty, then make the new
     * node as head */
    if (head == null) {
        new_node.prev = null;
        head = new_node;
        return;
    }
 
    /* 5. Else traverse till the last node */
    while (last.next != null)
        last = last.next;
 
    /* 6. Change the next of last node */
    last.next = new_node;
 
    /* 7. Make last node as previous of new node */
    new_node.prev = last;
}

Popularity 4/10 Helpfulness 1/10 Language java

Source: www.geeksforgeeks.org

Tags: linked-list element java add

Link to this answer
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Contributed on Apr 19 2022

Energetic Emu

0 Answers Avg Quality 2/10

doubly linked list java add an element to the end

Comment

// Add a node at the end of the list
void append(int new_data)
{
    /* 1. allocate node
     * 2. put in the data */
    Node new_node = new Node(new_data);
 
    Node last = head; /* used in step 5*/
 
    /* 3. This new node is going to be the last node, so
     * make next of it as NULL*/
    new_node.next = null;
 
    /* 4. If the Linked List is empty, then make the new
     * node as head */
    if (head == null) {
        new_node.prev = null;
        head = new_node;
        return;
    }
 
    /* 5. Else traverse till the last node */
    while (last.next != null)
        last = last.next;
 
    /* 6. Change the next of last node */
    last.next = new_node;
 
    /* 7. Make last node as previous of new node */
    new_node.prev = last;
}

Popularity 3/10 Helpfulness 1/10 Language java

Source: www.geeksforgeeks.org

Tags: element linked-list java add

Link to this answer
Share Copy Link

Contributed on Apr 19 2022

Energetic Emu

0 Answers Avg Quality 2/10

doubly linked list java add an element to the end

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