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ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - 2016๋…„, ํŒŒ์ด์ฌ & ์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ

by Janger 2021. 11. 17.
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https://programmers.co.kr/learn/courses/30/lessons/12901?language=javascript 

 

์ฝ”๋”ฉํ…Œ์ŠคํŠธ ์—ฐ์Šต - 2016๋…„

2016๋…„ 1์›” 1์ผ์€ ๊ธˆ์š”์ผ์ž…๋‹ˆ๋‹ค. 2016๋…„ a์›” b์ผ์€ ๋ฌด์Šจ ์š”์ผ์ผ๊นŒ์š”? ๋‘ ์ˆ˜ a ,b๋ฅผ ์ž…๋ ฅ๋ฐ›์•„ 2016๋…„ a์›” b์ผ์ด ๋ฌด์Šจ ์š”์ผ์ธ์ง€ ๋ฆฌํ„ดํ•˜๋Š” ํ•จ์ˆ˜, solution์„ ์™„์„ฑํ•˜์„ธ์š”. ์š”์ผ์˜ ์ด๋ฆ„์€ ์ผ์š”์ผ๋ถ€ํ„ฐ ํ† ์š”์ผ๊นŒ

programmers.co.kr

 

def solution(a, b):
    answer = ''
    
    weeks = ['SUN','MON','TUE','WED','THU','FRI','SAT']
    months = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
    
    sum = 0
    
    for month in range(a-1):
        sum += months[month]
    
    n = (sum + b)
    answer = weeks [ (n + 4) % 7 ]
    
    return answer

๋‹ฌ๋ ฅ์— ๊ด€ํ•œ ๋ฌธ์ œ๋ฅผ ํ’€์–ด๋ณธ ์ ์ด ๋งŽ์ด ์—†์—ˆ๋Š”๋ฐ ์ด๋ฒˆ์— ์ข‹์€ ๊ฒฝํ—˜์„ ํ•ด๋ณด์•˜์Šต๋‹ˆ๋‹ค. 

์šฐ์„  2016๋…„์˜ ์ผ์ˆ˜๋ฅผ ๋จผ์ € ๊ตฌํ•ด์„œ ๋ฆฌ์ŠคํŠธ์— ์ €์žฅ์„ ํ•ด๋‘์—ˆ๊ณ ์š”.

a๋‹ฌ์˜ ์š”์ผ์„ ๊ตฌํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ์ผ๋“ค์„ 1์›” ๋ถ€ํ„ฐ a์›”๊นŒ์ง€ ๋ชจ๋‘ ๋”ํ•ด์„œ

์š”์ผ์„ ๊ตฌํ•˜๊ธฐ ์œ„ํ•ด์„œ % 7์„ ํ•ด์ฃผ์—ˆ์Šต๋‹ˆ๋‹ค. 

 

 

function solution(a, b) {
    var weeks = new Array('SUN', 'MON', 'TUE', 'WED', 'THU', 'FRI', 'SAT');

    return weeks[ new Date("2016 " + a + " " + b).getDay() ];
}

์ž๋ฐ”์Šคํฌ๋ฆฝํŠธ๋Š” ์ด๋Ÿฐ ์‹œ๊ฐ„์„ ๋‹ค๋ฃจ๋Š” ์ข‹์€ ๊ฐ์ฒด๊ฐ€ ์žˆ์—ˆ๊ธฐ ๋•Œ๋ฌธ์— ๋” ์‰ฝ๊ณ  ๋น ๋ฅด๊ฒŒ ํ•ด๊ฒฐ์„ ํ–ˆ์Šต๋‹ˆ๋‹ค.

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