C++
void CLL::push(char data) { // You write – ifthe size is 0, add a first node in the linked list
// by calling addFirst. Otherwise add a new node to the end of thelinked list. Note that this
// linked list is circular, so you must make the last node’s nextpointer point to the first node.
}
void CLL::addFirst(char data) {
// you write – add the very first node to the linked list
}
void CLL::addAtFront(char data) {
// you write – if the size of the linked list is 0, add a firstnode by calling addFirst.
//Otherwise add a new node to the beginning of the list
//Since
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