[SWEA] 1242. ์•”ํ˜ธ์ฝ”๋“œ ์Šค์บ”/Python - D5

2025. 7. 21. 23:22ยทCoding Test/Algorithms

โ“๋ฌธ์ œ

https://swexpertacademy.com/main/code/problem/problemDetail.do?contestProbId=AV15JEKKAM8CFAYD

 

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swexpertacademy.com

์„ฑ๋Šฅ ์š”์•ฝ

๋ฉ”๋ชจ๋ฆฌ: 67,840 KB, ์‹œ๊ฐ„: 298 ms

โœ๐Ÿปํ’€์ด

https://edder773.tistory.com/47

 

[SWEA 1242] ์•”ํ˜ธ์ฝ”๋“œ ์Šค์บ” (python)

https://swexpertacademy.com/main/code/problem/problemDetail.do?contestProbId=AV15JEKKAM8CFAYD SW Expert Academy SW ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์—ญ๋Ÿ‰ ๊ฐ•ํ™”์— ๋„์›€์ด ๋˜๋Š” ๋‹ค์–‘ํ•œ ํ•™์Šต ์ปจํ…์ธ ๋ฅผ ํ™•์ธํ•˜์„ธ์š”! swexpertacademy.com ์•”ํ˜ธ์ฝ”๋“œ ์Šค์บ” ๋ฌธ

edder773.tistory.com

์œ„ ์‚ฌ์ดํŠธ๋ฅผ ์ฐธ๊ณ ํ•˜์—ฌ ํ’€์—ˆ๋‹ค.

๐Ÿ’ป์ฝ”๋“œ

T = int(input())
num = {(2, 1, 1): 0, (2, 2, 1): 1, (1, 2, 2): 2, (4, 1, 1): 3, (1, 3, 2): 4,
       (2, 3, 1): 5, (1, 1, 4): 6, (3, 1, 2): 7, (2, 1, 3): 8, (1, 1, 2): 9}

for tc in range(1, T + 1):
    N, M =  map(int, input().split())
    codes = list(set([input() for _ in range(N)])) # ์ค‘๋ณต๋˜๋Š” ๋ฐฐ์—ด ์ œ๊ฑฐ
    ans = 0
    encoded = []
    for code in codes:
        decoded = format(int(code, 16), 'b').lstrip('0') # 1. 16์ง„์ˆ˜ -> 2์ง„์ˆ˜ ๋ณ€ํ™˜
        p1, p2, p3 = 0, 0, 0
        odd, even, cnt = 0, 0, 0
        temp = ''
        for c in decoded:
            # 2. ๋น„์œจ์— ๋งž๋Š” ๋ฒˆํ˜ธ ์ฐพ๊ธฐ
            if c == '1' and p2 == 0 and p3 == 0:
                p1 += 1
            elif c == '0' and p1 > 0 and p3 == 0:
                p2 += 1
            elif c == '1' and p1 > 0 and p2 > 0:
                p3 += 1
            elif p3 > 0:
                r = min(p1, p2, p3)
                new = num[(p1 // r, p2 // r, p3 // r)]
                temp += str(new)
                cnt += 1

                # 3. ์ฝ”๋“œ ์ •์ƒ ์—ฌ๋ถ€
                if cnt == 8:
                    if (odd * 3 + even + new) % 10 == 0 and temp not in encoded:
                        ans += odd + even + new
                        encoded.append(temp)
                    odd = even = cnt = 0
                    temp = ''
                else:
                    if cnt % 2:
                        odd += new
                    else:
                        even += new

                p1 = p2 = p3 = 0

    print(f"#{tc} {ans}")

๐Ÿ“ํ›„๊ธฐ

์ฝ”๋“œ๊ฐ€ ์™œ ๊ทธ๋ ‡๊ฒŒ ๋ณ€ํ•˜๋Š”์ง€ ์ดํ•ดํ•˜๋Š” ๊ฒƒ๋ถ€ํ„ฐ ๋„ˆ๋ฌด ๋งŽ์€ ์‹œ๊ฐ„์ด ์†Œ์š”๋๋‹ค..

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

'Coding Test > Algorithms' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

[๋ฐฑ์ค€] 14501. ํ‡ด์‚ฌ/Python - Silver3  (1) 2025.07.23
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[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] ์ตœ์†Œ์ง์‚ฌ๊ฐํ˜•/Python - Lv.1  (0) 2025.07.16
[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] ์ฒด์œก๋ณต/Python - Lv.1  (1) 2025.07.15
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'Coding Test/Algorithms' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€
  • [๋ฐฑ์ค€] 14501. ํ‡ด์‚ฌ/Python - Silver3
  • [SWEA] 2819. ๊ฒฉ์žํŒ์˜ ์ˆซ์ž ์ด์–ด๋ถ™์ด๊ธฐ/Python - D4
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  • [ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] ์ฒด์œก๋ณต/Python - Lv.1
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