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49 lines
1.2 KiB
Python
49 lines
1.2 KiB
Python
"""
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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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import sys, os.path as osp
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sys.path.append(osp.dirname(osp.dirname(osp.abspath(__file__))))
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from modules import *
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""" Driver Code """
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if __name__ == "__main__":
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""" 初始化哈希表 """
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mapp = dict[int, str]()
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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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mapp[12836] = "小哈"
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mapp[15937] = "小啰"
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mapp[16750] = "小算"
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mapp[13276] = "小法"
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mapp[10583] = "小鸭"
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print("\n添加完成后，哈希表为\nKey -> Value")
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print_dict(mapp)
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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: str = mapp[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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mapp.pop(10583)
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print("\n删除 10583 后，哈希表为\nKey -> Value")
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print_dict(mapp)
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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 mapp.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 mapp.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 mapp.values():
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print(val)
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