[20251201] BOJ / G5 / Contact / 김민진 #1556
Merged
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🧷 문제 링크
Contact
🧭 풀이 시간
15분
👀 체감 난이도
✏️ 문제 설명
문제에서 주어진 패턴에 맞으면
YES아니면NO출력하기🔍 풀이 방법
정규표현식
⏳ 회고
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