hello-algo/codes/cpp/chapter_hashing/array_hash_map_test.cpp

/**
 * File: array_hash_map_test.cpp
 * Created Time: 2022-12-14
 * Author: msk397 (machangxinq@gmail.com)
 */

#include "./array_hash_map.cpp"

/* Driver Code */
int main() {
    /* 初始化哈希表 */
    ArrayHashMap map = ArrayHashMap();

    /* 添加操作 */
    // 在哈希表中添加键值对 (key, value)
    map.put(12836, "小哈");
    map.put(15937, "小啰");
    map.put(16750, "小算");
    map.put(13276, "小法");
    map.put(10583, "小鸭");
    cout << "\n添加完成后，哈希表为\nKey -> Value" << endl;
    map.print();

    /* 查询操作 */
    // 向哈希表输入键 key ，得到值 value
    string name = map.get(15937);
    cout << "\n输入学号 15937 ，查询到姓名 " << name << endl;

    /* 删除操作 */
    // 在哈希表中删除键值对 (key, value)
    map.remove(10583);
    cout << "\n删除 10583 后，哈希表为\nKey -> Value" << endl;
    map.print();

    /* 遍历哈希表 */
    cout << "\n遍历键值对 Key->Value" << endl;
    for (auto kv : map.pairSet()) {
        cout << kv->key << " -> " << kv->val << endl;
    }

    cout << "\n单独遍历键 Key" << endl;
    for (auto key : map.keySet()) {
        cout << key << endl;
    }

    cout << "\n单独遍历值 Value" << endl;
    for (auto val : map.valueSet()) {
        cout << val << endl;
    }

    return 0;
}