You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
47 lines
1.2 KiB
47 lines
1.2 KiB
"""
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File: hash_map.py
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Created Time: 2022-12-14
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Author: msk397 (machangxinq@gmail.com)
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"""
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if __name__ == "__main__":
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""" 初始化哈希表 """
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Map = {}
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""" 添加操作 """
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# 在哈希表中添加键值对 (key, value)
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Map[12836] = "小哈"
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Map[15937] = "小啰"
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Map[16750] = "小算"
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Map[13276] = "小法"
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Map[10583] = "小鸭"
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print("\n添加完成后，哈希表为\nKey -> Value")
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for key, value in Map.items():
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print(key, "->", value)
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""" 查询操作 """
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# 向哈希表输入键 key ，得到值 value
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name = Map[15937]
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print("\n输入学号 15937 ，查询到姓名 " + name)
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""" 删除操作 """
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# 在哈希表中删除键值对 (key, value)
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Map.pop(10583)
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print("\n删除 10583 后，哈希表为\nKey -> Value")
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for key, value in Map.items():
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print(key, "->", value)
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""" 遍历哈希表 """
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print("\n遍历键值对 Key->Value")
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for key, value in Map.items():
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print(key, "->", value)
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print("\n单独遍历键 Key")
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for key in Map.keys():
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print(key)
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print("\n单独遍历值 Value")
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for val in Map.values():
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print(val)
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