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🧷 문제 링크
세 용액
🧭 풀이 시간
40분
👀 체감 난이도
✏️ 문제 설명
주어진 용액 중 세 가지를 골라서 합이 0에 가장 가까운 값을 만들 수 있는 용액을 오름차순으로 출력하시오
🔍 풀이 방법
투포인터
용액을 순회하면서(하나 고정) 그 이후 범위만큼 투포인터 사용
세 용액의 합은 정수 범위를 넘어가므로 오버플로우 조심
⏳ 회고
정수형끼리 더하고
long에 넣으려면 정수형을 캐스팅 하자