프로그래머스 / 추억 점수

https://school.programmers.co.kr/learn/courses/30/lessons/176963

파이썬

def solution(name, yearning, photo):
    scores = {n: s for n, s in zip(name, yearning)}
    return [sum(scores.get(person, 0) for person in pic) for pic in photo]

def solution(name, yearning, photo):
    return [sum({n: s for n, s in zip(name, yearning)}.get(person, 0) for person in pic) for pic in photo]

 

코틀린

class Solution {
    fun solution(name: Array<String>, yearning: IntArray, photo: Array<Array<String>>): IntArray {
        return photo.map {
            it.sumOf { each ->
                name.toList()
                    .zip(yearning.toList())
                    .toMap()
                    .getOrDefault(each, 0) }
        }.toIntArray()
    }
}