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codes/python/chapter_hashing/hash_map.py
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Yudong Jin
Update the book based on the revised second edition (#1014)
28 дек 2023, 13:06
Не верифицирован
28 дек 2023, 13:06
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""" File: hash_map.py Created Time: 2022-12-14 Author: msk397 (machangxinq@gmail.com) """ import sys from pathlib import Path sys.path.append(str(Path(__file__).parent.parent)) from modules import print_dict """Driver Code""" if __name__ == "__main__": # 初始化哈希表 hmap = dict[int, str]() # 添加操作 # 在哈希表中添加键值对 (key, value) hmap[12836] = "小哈" hmap[15937] = "小啰" hmap[16750] = "小算" hmap[13276] = "小法" hmap[10583] = "小鸭" print("\n添加完成后，哈希表为\nKey -> Value") print_dict(hmap) # 查询操作 # 向哈希表中输入键 key ，得到值 value name: str = hmap[15937] print("\n输入学号 15937 ，查询到姓名 " + name) # 删除操作 # 在哈希表中删除键值对 (key, value) hmap.pop(10583) print("\n删除 10583 后，哈希表为\nKey -> Value") print_dict(hmap) # 遍历哈希表 print("\n遍历键值对 Key->Value") for key, value in hmap.items(): print(key, "->", value) print("\n单独遍历键 Key") for key in hmap.keys(): print(key) print("\n单独遍历值 Value") for val in hmap.values(): print(val)