튜플 리스트 딕셔너리 차이점,특징,사용예시

튜플 딕셔너리 리스트 차이점 ,특징

List, Dictionary, Tuple 비교

구분	List	Dictionary	Tuple
정의	Ordered, mutable sequence of items	Unordered, mutable collection of key-value pairs	Ordered, immutable sequence of items
사용 문법	`[1, 2, 3]`	`{'key1': 'value1', 'key2': 'value2'}`	`(1, 2, 3)`
Mutable?	Yes	Yes	No
Indexed Access	Yes (by index)	Yes (by key)	Yes (by index)
증복허용 여부	Yes	No (keys must be unique)	Yes
사용예시	Storing collections of items where order matters	Storing key-value pairs for fast lookup	Storing fixed collections that should not change
언제 사용 하나?	When you need an ordered and mutable sequence	When you need to associate values with unique keys	When you need an ordered and immutable collection
Example	my_list = [1, 2, 3] print(my_list[0]) # Output: 1	my_dict = {'name': 'Alice', 'age': 25} print(my_dict['name']) # Output: Alice	my_tuple = (1, 2, 3) print(my_tuple[1]) # Output: 2