문제

https://programmers.co.kr/learn/courses/30/lessons/70128

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접근

내적

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코드

python

def solution(a, b):
    result = 0
    for i in range(0, len(a)) :
        result += a[i]*b[i]
    
    return result
    

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js

function solution(a, b) {
    const len = a.length;
    let result = 0;
    
    for(var i=0; i<len; i++) {
        result += a[i]*b[i]
    }
    return result;
}