Link코딩테스트 연습 - 로또의 최고 순위와 최저 순위 문제풀이(1)function solution(lottos, win_nums) { let score = [6, 6, 5, 4, 3, 2, 1]; let wins = new Set(win_nums); let cnt = lottos.filter(item => wins.has(item)).length; let zeros = lottos.filter(item => item === 0).length; return [score[cnt + zeros], score[cnt]];}