[5주차] 고다혜 #56
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[5주차] 고다혜 #56
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baexxbin
reviewed
Oct 7, 2024
CodeTree/2021-2022년/DH_놀이기구_탑승.java
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저 LinkedHashMap 처음봐요...!ㅋㅎㅋㅎ 그냥 해시맵이 아닌 LinkedHashMap를 사용한 이유가 궁금해요!😎
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앗 이슈를 보니까 입력순서대로 앉힐수 있군요!?!?
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맞습니다!! 그냥 HashMap을 쓰면 key의 순서가 뒤죽박죽 되더라구요!!!
입력하면서 학생들을 앉혀도 되는데!! 저는 그 생각을 못해서 입력 다 받고, 학생들을 앉히기 위해 LinkedHashMap을 썼습니다!
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와우 저도 처음봐요!! 순서를 보장해야 할때 써봐야겠어요!! 👍
CodeTree/2021-2022년/DH_놀이기구_탑승.java
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