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🧷 문제 링크
https://www.acmicpc.net/problem/2470
🧭 풀이 시간
25분
👀 체감 난이도
✏️ 문제 설명
산성 용액과 알칼리성 용액 각각의 특성값들이 주어졌을 때 두 용액의 혼합 결과가 중성(0)에 가장 가까운 짝을 구하는 문제입니다.
🔍 풀이 방법
입력받은 배열을 정렬한 후
투포인터를 이용하여 양쪽 끝에서부터 비교해가며 풀었습니다.
⏳ 회고
전체 입력수가 최대 10만이어서 Arrays.sort가 안됐으면 골치가 아팠을 것 같은데 다행입니다