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Merge pull request #1 from Kojungbeom/main
kojungbeom / 3์›” 2์ฃผ์ฐจ / 4๋ฌธ์ œ
2 parents 5c18ba1 + 00d2a53 commit 799e72c

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def solution(land):
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for i in range(1,len(land)):
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for j in range(len(land[0])):
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# j, ์ฆ‰ ์ด์ „ row์—์„œ ์„ ํƒํ•œ ์—ด์„ ์ œ์™ธํ•œ row๋ฅผ ์ƒ์„ฑ
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# ํ•œ row์˜ ๋ชจ๋“  ์—ด์— ๋Œ€ํ•ด์„œ ๋˜‘๊ฐ™์€ ์ž‘์—…์„ ์ง„ํ–‰
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row = land[i-1][:j] + land[i-1][j+1:]
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land[i][j] += max(row)
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return max(land[len(land)-1])
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"""
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#Q1: ์ขŒํ‘œํ‰๋ฉด์˜ ๊ฒฝ๊ณ„๋ฅผ ๋„˜์–ด์„œ๋Š” ์ปค๋ฉ˜๋“œ๋„ ์กด์žฌํ•˜๋‚˜์š”?
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-> ์ด ๊ฒฝ์šฐ ์˜ˆ์™ธ์ฒ˜๋ฆฌ๊ฐ€ ํ•„์š”ํ•˜๊ธฐ ๋–„๋ฌธ..!
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My solution:
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์ผ๋‹จ ์ด ๋ฌธ์ œ๋Š” ์ปค๋ฉ˜๋“œ๋Œ€๋กœ ์ขŒํ‘œํ‰๋ฉด์ƒ์—์„œ ์›€์ง์ด๋„๋ก
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๋งŒ๋“ค๋ฉด๋˜๋Š” ๊ฐ„๋‹จํ•œ ๋ฌธ์ œ๋กœ ๋ณด์ด๋Š”๋ฐ..
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์ด๋•Œ "์ฒ˜์Œ ๊ฑธ์–ด๋ณธ ๊ธธ์˜ ๊ธธ์ด"๋ฅผ ๊ตฌํ•˜๋Š” ๊ฒƒ์ด๊ธฐ ๋•Œ๋ฌธ์—
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์ฒ˜์Œ ๊ฐ„๊ฑด์ง€ ์•„๋‹Œ์ง€๋ฅผ ํŒ๋ณ„ํ•  ๋ฌด์–ธ๊ฐ€๊ฐ€ ํ•„์š”ํ•˜๋‹ค.
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์ด๋ฅผ ์œ„ํ•œ ์กฐ๊ฑด๋ฌธ๊ณผ ๋ฉ”๋ชจ๋ฆฌ ์—ญํ• ์„ ํ•  ๋ณ€์ˆ˜๋ฅผ ๋งŒ๋“ค์–ด์„œ
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๊ฑธ์–ด๋ณธ ๊ธธ์˜ ๊ธธ์ด๋ฅผ ์นด์šดํŒ…ํ•˜๋Š” ๋ฐฉ์‹์œผ๋กœ ํ’€ ์ˆ˜ ์žˆ์„๊ฒƒ ๊ฐ™๋‹ค.
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๊ทธ๋ž˜์„œ ๋‚˜๋Š” ๋จผ์ € ์ขŒํ‘œํ‰๋ฉด์„ ๋‚˜ํƒ€๋‚ผ์ˆ˜์žˆ๋Š” 2์ฐจ์› ๋ฐฐ์—ด์„ ๋งŒ๋“ค๊ฒƒ์ด๋‹ค.
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์ด ๋ฐฐ์—ด์˜ ์„ฑ๋ถ„์€ 0๊ณผ 1๋กœ ํ‘œ์‹œ๋˜๋Š”๋ฐ, 0์€ ๊ฑธ์–ด๋ณธ ๊ธธ์ด ์•„๋‹ ๊ฒฝ์šฐ์ด๊ณ 
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1์€ ๊ฑธ์–ด๋ณธ๊ธธ์ผ ๊ฒฝ์šฐ์— ํ•ด๋‹นํ•œ๋‹ค. -> ์ด ๋ถ€๋ถ„์€ ์ž˜๋ชป ์ƒ๊ฐํ•จ..
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๊ฒฐ๊ตญ ์ปค๋ฉ˜๋“œ์— ๋”ฐ๋ผ 2์ฐจ์›๋ฐฐ์—ด์˜ row์™€ col์˜ ์„ฑ๋ถ„์„ ๊ฒ€์‚ฌํ•˜๋ฉด์„œ ์นด์šดํŒ…ํ•˜๋Š”
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๋ฐฉ์‹์œผ๋กœ ์ฝ”๋“œ๋ฅผ ์งœ๋ณด๋ ค๊ณ ํ•œ๋‹ค.
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"""
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def solution(dirs):
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answer = 0
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ddict = {"U": (1, 0), "D":(-1,0), "R":(0,1), "L":(0,-1)}
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seen = set()
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row, col = 0+5, 0+5
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for d in dirs:
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r, c = ddict[d]
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new_row = row + r
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new_col = col + c
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if 0<=new_row<=10 and 0<=new_col<=10:
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seen.add((row, col, new_row, new_col))
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seen.add((new_row, new_col, row, col))
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row = new_row
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col = new_col
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return len(seen) // 2
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def solution(triangle):
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answer = 0
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t_length = len(triangle)-1
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for h in range(t_length, 0, -1):
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for i in range(len(triangle[h])-1):
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value = max(triangle[h][i], triangle[h][i+1])
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triangle[h-1][i] += value
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return triangle[0][0]
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def solution(n, s):
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if n > s:
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return [-1]
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answer = [1] * n
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a, b = divmod(s, n)
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answer = [a]* n
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for i in range(b):
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answer[i % n] += 1
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#print(answer)
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answer.sort()
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return answer
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์•ˆ๋…•ํ•˜์„ธ์š”. ์ €์—์š”.

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