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[Algorithm] 평균 구하기 #77

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hwangJi-dev opened this issue Jan 18, 2023 · 0 comments
Closed

[Algorithm] 평균 구하기 #77

hwangJi-dev opened this issue Jan 18, 2023 · 0 comments
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level1 프로그래머스

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hwangJi-dev commented Jan 18, 2023 •
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💬 문제

[코딩테스트 연습 - 평균 구하기](https://school.programmers.co.kr/learn/courses/30/lessons/12944)


💬 풀이

func solution(_ arr:[Int]) -> Double {
    return Double(arr.reduce(0, +)) / Double(arr.count)
}
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