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dabinnida
25study_datastructure
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unordered_map은 C++ 표준 라이브러리(STL)에서 제공하는 해시 맵 자료구조를 구현한 컨테이너입니다.
해시 맵은 '키(key)'와 '값(value)'으로 이루어진 쌍(pair) 데이터를 저장하는데 특히 유용하며, 키를 통해 값을 빠르게 검색할 수 있습니다.
unordered_map은 키와 값이 일대일로 대응되는 맵을 구현하는 데 사용됩니다.
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