Please write simple program: Write each code separately! 1.) Add a node at the b

Question

Please write simple program: Write each code separately! 1.) Add a node at the beginning of a Linear Linked List 2.) Add a node at the end of a Linear Linked List 3.) Add a node after the first node in a Linear Linked List 4.) Add a node before the first node in a Linear Linked List

Explanation / Answer

struct node{ int data; node *next; } int main(){ //Add a node at the beginning node temp = new node; cin>>temp.data; head = temp->next; //Add a node at the end node temp1 = new node; cin>>temp1.data; tail->next = temp1; temp1->next = NULL; tail = temp1; //Add a node After First Node node temp2 = new node; cin>>temp2.data; temp2->next = head->next; head->next= temp2; //Add a node before the first Node node temp3 = new node; cin>>temp3.data; head = temp3->next; return 0; }

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