perf :: 상속을 이용한 코드 수정#5

fakesilverpark wants to merge 3 commits intoSPACE-FOR-SPACE:secondSPACE-FOR-SPACE/SPACE_BE_COPILOT:secondfrom

fakesilverpark:gaeun2fakesilverpark/SPACE_BE_COPILOT_gaeun:gaeun2Copy head branch name to clipboard