Link코딩테스트 연습 - 추억 점수 문제풀이(1)function solution(name, yearning, photo) { let answer = []; for (let i = 0; i -1) answer[i] += yearning[j]; } } return answer;}(2)function solution(name, yearning, photo) { return photo.map(group => group.reduce((sum, person) => sum + (yearning[name.indexOf(person)] || 0), 0) );}