Link코딩테스트 연습 - 체육복 문제풀이(1)function solution(n, lost, reserve) { let answer = 0; const realLost = lost.filter(student => !reserve.includes(student)); const realReserve = reserve.filter(student => !lost.includes(student)); realLost.sort((a, b) => a - b); let set = new Set(realReserve); realLost.forEach(item => { if (item - 1 >= 1 && set.has(item - 1)) { ..