[Programmers] Lv 2. 행렬의 곱셈

https://school.programmers.co.kr/learn/courses/30/lessons/12949

프로그래머스

 

function solution(arr1, arr2) {
    return arr1.map((row) => {
        return arr2[0].map((_, col) => {
            return row.reduce((acc, e, idx) => acc + e * arr2[idx][col], 0);
        });
    });
}

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/lv2/12949.%E2%80%85%ED%96%89%EB%A0%AC%EC%9D%98%E2%80%85%EA%B3%B1%EC%85%88

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