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50 lines
1.2 KiB
Kotlin
50 lines
1.2 KiB
Kotlin
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/**
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* File: hash_map.kt
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* Created Time: 2024-01-25
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* Author: curtishd (1023632660@qq.com)
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*/
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package chapter_hashing
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import utils.printHashMap
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/* Driver Code */
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fun main() {
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/* 初始化雜湊表 */
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val map: MutableMap<Int, String> = HashMap()
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/* 新增操作 */
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// 在雜湊表中新增鍵值對 (key, value)
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map[12836] = "小哈"
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map[15937] = "小囉"
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map[16750] = "小算"
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map[13276] = "小法"
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map[10583] = "小鴨"
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println("\n新增完成後,雜湊表為\nKey -> Value")
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printHashMap(map)
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/* 查詢操作 */
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// 向雜湊表中輸入鍵 key ,得到值 value
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val name = map[15937]
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println("\n輸入學號 15937 ,查詢到姓名 $name")
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/* 刪除操作 */
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// 在雜湊表中刪除鍵值對 (key, value)
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map.remove(10583)
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println("\n刪除 10583 後,雜湊表為\nKey -> Value")
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printHashMap(map)
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/* 走訪雜湊表 */
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println("\n走訪鍵值對 Key->Value")
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for ((key, value) in map) {
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println("$key -> $value")
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}
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println("\n單獨走訪鍵 Key")
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for (key in map.keys) {
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println(key)
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}
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println("\n單獨走訪值 Value")
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for (value in map.values) {
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println(value)
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}
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}
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