[Programmers] (탐욕법(Greedy)) Lv 2. 큰 수 만들기

https://school.programmers.co.kr/learn/courses/30/lessons/42883

프로그래머스

 

function solution(number, k) {
    return [...number].reduce((stack, el, idx) => {
        while (stack && stack.at(-1) < el && k > 0) {
            stack.pop();
            --k;
        }
        stack.push(el);
        return (k > 0 && idx === number.length - 1) ? stack.slice(0, stack.length - k) : stack;
    }, []).join("");
}

GitHub : https://github.com/developeSHG/Algorithm-Baekjoon_Programmers/tree/main/%ED%94%84%EB%A1%9C%EA%B7%B8%EB%9E%98%EB%A8%B8%EC%8A%A4/lv2/42883.%E2%80%85%ED%81%B0%E2%80%85%EC%88%98%E2%80%85%EB%A7%8C%EB%93%A4%EA%B8%B0

GitHub - developeSHG/Algorithm-Baekjoon_Programmers: 백준 and 프로그래머스 소스코드