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Java Solution: static SinglyLinkedListNode insertNodeAtHead(SinglyLinkedListNode llist, int data) { SinglyLinkedListNode newNode = new SinglyLinkedListNode(data); if (llist == null) { return newNode; } else { newNode.next = llist; return newNode; } }
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Insert a node at the head of a linked list
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Java Solution:
static SinglyLinkedListNode insertNodeAtHead(SinglyLinkedListNode llist, int data) { SinglyLinkedListNode newNode = new SinglyLinkedListNode(data); if (llist == null) { return newNode; } else { newNode.next = llist; return newNode; } }