hw10 api created

homework/src/CMakeLists.txt

@@ -7,3 +7,4 @@ add_subdirectory(hw06_strings)
 add_subdirectory(hw07_structs)
 add_subdirectory(hw08_linked_lists)
 add_subdirectory(hw09_binary_search_trees)
+add_subdirectory(hw10_skip_lists)

homework/src/hw10_skip_lists/CMakeLists.txt

@@ -0,0 +1,3 @@
+add_library(hw10 hw10.cpp)
+
+target_include_directories(hw10 PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} "${gtest_SOURCE_DIR}/include")

homework/src/hw10_skip_lists/hw10.h

@@ -0,0 +1,114 @@
+#pragma once
+
+#include <cstddef> // for size_t
+
+namespace cppclass
+{
+template <typename T, const size_t MAX_LEVEL> class SkipList
+{
+private:
+    struct Node
+    {
+        T data; ///< The data that the node contains.
+        Node **levels; ///< Pointer to an array of pointers. (heap-allocate)
+        size_t height; ///< The height of the node (the array).
+
+        /**
+         * @brief Constructs a node with the given @p.
+         *
+         * @param data Reference to the data to be contained.
+         * @param height The height of the node.
+         */
+        Node(const T &data, const size_t height);
+
+        /**
+         * @brief Destroys a node.
+         */
+        ~Node();
+    };
+
+public:
+    /**
+     * @brief Constructs an empty skip list.
+     */
+    SkipList();
+
+    /**
+     * @brief Constructs a skip list from an array.
+     *
+     * @param arr Pointer to the array.
+     * @param size Size of the array.
+     */
+    SkipList(const T *arr, const size_t size);
+
+    /**
+     * @brief Copy constructs a skip list from @p other.
+     *
+     * @param other Reference to the skip list to copy from.
+     */
+    SkipList(const SkipList &other);
+
+    /**
+     * @brief Move contructs a skip list from @p other
+     *
+     * @param other R-Value reference to the skip list to move from.
+     */
+    SkipList(SkipList &&other);
+
+    /**
+     * @brief Destroys the skip list.
+     */
+    ~SkipList();
+
+    /**
+     * @brief Searches the skip list for the node with @p data.
+     *
+     * @param data Data to search for.
+     * @return If found pointer to the node with @p data, else nullptr.
+     */
+    Node *search(const T &data) const;
+
+    /**
+     * @brief Inserts a node with @p data into the skip list.
+     *
+     * @param data Data to add to skip list.
+     * @return True if inserted, otherwise false.
+     */
+    bool insert(const T &data);
+
+    /**
+     * @brief Removes an element with @p data from the list.
+     *
+     * @param data The data of the item to be removed from the list.
+     * @return True if removed, otherwise false.
+     */
+    bool remove(const T &data);
+
+    /**
+     * @brief Returns the number of nodes in the list.
+     *
+     * @return Number of nodes in the list.
+     */
+    size_t size() const;
+
+    /**
+     * @brief Checks if two skip lists are equal in values and order.
+     *
+     * @param other Reference to other skip list.
+     * @return True, if values and order are identical. False otherwise.
+     */
+    bool operator==(const SkipList &other) const;
+
+    /**
+     * @brief Checks if two skip lists are inequal in values and order.
+     *
+     * @param other Reference to other skip list.
+     * @return True, if values and order are not identical. False otherwise.
+     */
+    bool operator!=(const SkipList &other) const;
+
+private:
+    size_t m_size; ///< Number of nodes in the skip list.
+    Node *m_head; ///< Pointer to the first node in the skip list.
+};
+}

homework/tests/CMakeLists.txt

@@ -8,6 +8,7 @@ set(SOURCE_FILES driver.cpp
                  tests_hw07.cpp
                  tests_hw08.cpp
                  tests_hw09.cpp
+                 tests_hw10.cpp
    )
 set(HW_LIBS hw01
             hw02
@@ -18,6 +19,7 @@ set(HW_LIBS hw01
             hw07
             hw08
             hw09
+            hw10
    )
 
 add_executable(test_homework ${SOURCE_FILES})

homework/tests/tests_hw10.cpp

@@ -0,0 +1 @@
+#include "hw10.h"