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[2018 KAKAO BLIND RECRUITMENT] ๋น„๋ฐ€์ง€๋„
Problem_Solving

[2018 KAKAO BLIND RECRUITMENT] ๋น„๋ฐ€์ง€๋„

2020. 8. 28. 23:29

์ด๋ฏธ์ง€๋ฅผ ํด๋ฆญํ•˜๋ฉด ๋ฌธ์ œ ์‚ฌ์ดํŠธ๋กœ ์ด๋™ํ•ฉ๋‹ˆ๋‹ค.


 

 

๐Ÿ’ฃ ๋ฌธ์ œ ์ดํ•ด

 

 

๋จผ์ € ์ž…๋ ฅ์œผ๋กœ ๋ฐ›์€ ๋ฐฐ์—ด์˜ 10์ง„์ˆ˜๋ฅผ 2์ง„์ˆ˜๋กœ ๋ณ€ํ™˜ํ•œ๋‹ค. ๋ถ€์กฑํ•œ ์ž๋ฆฌ๋Š” 0์œผ๋กœ ์ฑ„์šด๋‹ค.

์ดํ›„, 2์ง„์ˆ˜๋“ค๋กœ ์ฑ„์›Œ์ง„ ๋ฐฐ์—ด์„ ํ•˜๋‚˜ ์”ฉ ์„ ํƒํ•˜์—ฌ ๊ฐ ์ž๋ฆฌ๋ฅผ ๋น„๊ตํ•œ๋‹ค.

 

๋‘ ์ž๋ฆฌ ์ค‘ ํ•˜๋‚˜๋ผ๋„ 1์ด๋ฉด #, ๋‘ ์ž๋ฆฌ ๋‹ค 0์ด๋ฉด ๊ณต๋ฐฑ์ด ๋œ๋‹ค. ์ฆ‰, OR์—ฐ์‚ฐ์„ ์ˆ˜ํ–‰ํ•˜๋Š” ๊ฒƒ์ด๋‹ค.

๊ทธ๋ ‡๊ฒŒ ์ƒ์„ฑ๋œ ๋ฌธ์ž์—ด ๋ฆฌ์ŠคํŠธ๋ฅผ ๋ฐ˜ํ™˜ํ•œ๋‹ค.

 

 

 

๐Ÿ’ญ ํ’€์ด ๊ณผ์ •

 

 

arr1 = [9, 20, 28, 18, 11]   arr2 = [30, 1, 21, 17, 28]

๋Š” ์•„๋ž˜์™€ ๊ฐ™์ด ๋ณ€ํ•˜๊ฒŒ ๋œ๋‹ค.

 

arr1 = ['01001', '10100', '11100', '10010', '01011']   arr2 = ['11110', '00001', '10101', '10001', '11100']

 

์ฒซ ๋ฒˆ์งธ ์ธ๋ฑ์Šค์— ์œ„์น˜ํ•œ arr1์˜ "01001"๊ณผ arr2์˜ "11110"๋ฅผ ๊ฐ ์ž๋ฆฟ์ˆ˜๋ผ๋ฆฌ OR ์—ฐ์‚ฐ์„ ํ•˜๋ฉด "11111"์ด ๋œ๋‹ค.

์ฆ‰, ๋ฌธ์ž์—ด ๋ฆฌ์ŠคํŠธ์—๋Š” "#####"์ด ์ถ”๊ฐ€๋˜๋Š” ๊ฒƒ์ด๋‹ค.

 

์ดํ›„์—๋„ ๋™์ผํ•œ ๊ณผ์ •์„ ์ง„ํ–‰ํ•œ๋‹ค.

 

 

 

 

์ž‘์„ฑ ์–ธ์–ด: Python3

def solution(t_n, t_arr1, t_arr2):
    answer = []

    # ์ž…๋ ฅ์œผ๋กœ ๋ฐ›์€ ๋ฐฐ์—ด์˜ 10์ง„์ˆ˜๋ฅผ 2์ง„์ˆ˜๋กœ ๋ณ€ํ™˜. ๋ถ€์กฑํ•œ ์ž๋ฆฌ ์ˆ˜๋Š” 0์œผ๋กœ ์ฑ„์šด๋‹ค.
    binary_arr1 = ["{0:0{1}b}".format(num, t_n) for num in t_arr1]
    binary_arr2 = ["{0:0{1}b}".format(num, t_n) for num in t_arr2]

    for binary_arr_idx in range(t_n):   # 2์ง„์ˆ˜๋“ค๋กœ ์ฑ„์›Œ์ง„ ๋ฐฐ์—ด์„ ํ•˜๋‚˜ ์”ฉ ์„ ํƒ
        binary_map_str = ""
        for str_idx in range(t_n):      # ์„ ํƒํ•œ 2์ง„์ˆ˜ ๋ฌธ์ž์˜ ๊ฐ ์ž๋ฆฌ ์ธ๋ฑ์Šค
            # ๋‘ ์ž๋ฆฌ ์ค‘ ํ•˜๋‚˜๋ผ๋„ 1์ด๋ฉด #, ๋‘ ์ž๋ฆฌ ๋‹ค 0์ด๋ฉด ๊ณต๋ฐฑ
            binary_map_str += "#" if (
                    int(binary_arr1[binary_arr_idx][str_idx]) or int(binary_arr2[binary_arr_idx][str_idx])) else " "
        answer.append(binary_map_str)

    return answer

 

 

 

 

 

์ž‘์„ฑ ์–ธ์–ด: Python3

def solution(n, arr1, arr2):
    answer = []
    for i, j in zip(arr1, arr2):
        a12 = str(bin(i | j)[2:])
        a12 = a12.rjust(n, '0')
        a12 = a12.replace('1', '#')
        a12 = a12.replace('0', ' ')
        answer.append(a12)
    return answer

 

 

์ธํ„ฐ๋„ท์— ์˜ฌ๋ผ์™€์žˆ๋Š” ๋‹ค๋ฅธ ํ’€์ด์ธ๋ฐ,

zipํ•จ์ˆ˜, rjustํ•จ์ˆ˜, replaceํ•จ์ˆ˜๋ฅผ ์ด์šฉํ•ด์„œ ํ›จ์”ฌ ๋ณด๊ธฐ์— ์ง๊ด€์ ์ด๋ผ๋Š” ์ƒ๊ฐ์ด ๋“ค์—ˆ๋‹ค.

 

 

ํ•œ ์ˆ˜ ๋ฐฐ์›Œ๊ฐ‘๋‹ˆ๋‹ค ๐Ÿ‘ ๐Ÿ‘ ๐Ÿ‘ ๐Ÿ‘

 

 

 

 

๐Ÿ† ๋ฐฐ์šด ์ 

 

 

์ผ๋‹จ,,, ํŒŒ์ด์ฌ์œผ๋กœ ํ•˜๋‹ˆ๊น ๋ฌธ์ž์—ด์ฒ˜๋ฆฌ๊ฐ€ ๋„ˆ๋ฌด ํŽธํ•˜๋‹ค....ใ… ใ… ใ… 

 

๊ทธ๋ฆฌ๊ณ , ๋‹ค๋ฅธ ์‚ฌ๋žŒ๋“ค์˜ ํ’€์ด๋ฅผ ๋ณด๋‹ˆ ์ข€ ๋” ์ง๊ด€์ ์ด๊ณ  ์ดํ•ดํ•˜๊ธฐ ์‰ฝ๊ฒŒ ํ•จ์ˆ˜๋“ค์„ ์ž˜ ํ™œ์šฉํ•œ ์†Œ์Šค๋“ค์ด ๋งŽ์•„์„œ

 

์ฐธ.. ๋ฐฐ์›Œ์•ผ ํ•  ์†Œ์Šค์ฝ”๋“œ๋“ค์ด ๋งŽ์•„ ์ •๋ง ์ฆ๊ฑฐ์› (?)๋‹ค..!!:D ๐ŸŒฑ๐ŸŒฑ

์ €์ž‘์žํ‘œ์‹œ ๋น„์˜๋ฆฌ ๋ณ€๊ฒฝ๊ธˆ์ง€ (์ƒˆ์ฐฝ์—ด๋ฆผ)

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