[SDP/HEP] Added preparation for "homework" during class

1 files changed, 53 insertions, 0 deletions

diff --git a/Year 2/Structures and data algorithms/HomeworkExamPrep/Stack/Stack_Dynamic.hpp b/Year 2/Structures and data algorithms/HomeworkExamPrep/Stack/Stack_Dynamic.hpp
new file mode 100644
index 0000000..db87f96
--- /dev/null
+++ b/Year 2/Structures and data algorithms/HomeworkExamPrep/Stack/Stack_Dynamic.hpp
@@ -0,0 +1,53 @@
+#ifndef STACK_DYNAMICSEQ
+#define STACK_DYNAMICSEQ
+
+template <class T>
+class Stack {
+	struct Node {
+		T value;
+		Node* next;
+
+		Node(const T& v, Node* n) : value(v), next(n) {}
+	};
+
+	Node* topNode;
+
+public:
+	Stack();
+	~Stack();
+	Stack(Stack& other) = delete;
+	Stack& operator=(const Stack& other) = delete;
+
+	void push(const T& v);
+	void pop();
+	T& top();
+};
+
+template <class T>
+Stack<T>::Stack() : topNode() {}
+
+template <class T>
+Stack<T>::~Stack() {
+	while (topNode != nullptr)
+		pop();
+}
+
+template <class T>
+void Stack<T>::push(const T& v) {
+	topNode = new Node(v, topNode);
+}
+
+template <class T>
+void Stack<T>::pop() {
+	Node* old = topNode;
+	topNode = topNode->next;
+	delete old;
+}
+
+template <class T>
+T& Stack<T>::top() {
+	return topNode->value;
+}
+
+
+#endif