개발야옹

코딩테스트 연습 - 기능개발

function solution(progresses, speeds) {
    let days = []; 
    const answer = [];
    for(let i = 0 ; i < progresses.length ; i++) {
        const calc = Math.ceil((100-progresses[i])/(speeds[i]));
        days.push(calc);
        // days.push(Math.round((100-progresses[i])/speeds[i]));
    }
    
    let today = days[0];
    let cnt = 0;
    days.forEach((d) => {
        if(d <= today) {
            cnt++;
        } else {
            answer.push(cnt);
            cnt = 1;
            today = d;
        }
    });
        
    answer.push(cnt);
    
    return answer;
}