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[seungyeonchoi] Onboarding - #2909

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parkhojeong merged 1 commit into
DaleStudy:mainfrom
seungyeonchoi:onboarding
Nov 8, 2026
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parkhojeong merged 1 commit into
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seungyeonchoi:onboarding

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@seungyeonchoi

@seungyeonchoi seungyeonchoi commented Nov 8, 2026 •

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๋‹ต์•ˆ ์ œ์ถœ ๋ฌธ์ œ

์ž‘์„ฑ์ž ์ฒดํฌ ๋ฆฌ์ŠคํŠธ

  • Projects์˜ ์˜ค๋ฅธ์ชฝ ๋ฒ„ํŠผ(โ–ผ)์„ ๋ˆŒ๋Ÿฌ ํ™•์žฅํ•œ ๋’ค, Week๋ฅผ ํ˜„์žฌ ์ฃผ์ฐจ๋กœ ์„ค์ •ํ•ด์ฃผ์„ธ์š”.
  • ๋ฌธ์ œ๋ฅผ ๋ชจ๋‘ ํ‘ธ์‹œ๋ฉด ํ”„๋กœ์ ํŠธ์—์„œ Status๋ฅผ In Review๋กœ ์„ค์ •ํ•ด์ฃผ์„ธ์š”.
  • ์ฝ”๋“œ ๊ฒ€ํ† ์ž 1๋ถ„ ์ด์ƒ์œผ๋กœ๋ถ€ํ„ฐ ์Šน์ธ์„ ๋ฐ›์œผ์…จ๋‹ค๋ฉด PR์„ ๋ณ‘ํ•ฉํ•ด์ฃผ์„ธ์š”.

๊ฒ€ํ† ์ž ์ฒดํฌ ๋ฆฌ์ŠคํŠธ

Important

๋ณธ์ธ ๋‹ต์•ˆ ์ œ์ถœ ๋ฟ๋งŒ ์•„๋‹ˆ๋ผ ๋‹ค๋ฅธ ๋ถ„ PR ํ•˜๋‚˜ ์ด์ƒ์„ ๋ฐ˜๋“œ์‹œ ๊ฒ€ํ† ๋ฅผ ํ•ด์ฃผ์…”์•ผ ํ•ฉ๋‹ˆ๋‹ค!

  • ๋ฐ”๋กœ ์ด์ „์— ์˜ฌ๋ผ์˜จ PR์— ๋ณธ์ธ์„ ์ฝ”๋“œ ๋ฆฌ๋ทฐ์–ด๋กœ ์ถ”๊ฐ€ํ•ด์ฃผ์„ธ์š”.
  • ๋ณธ์ธ์ด ๊ฒ€ํ† ํ•ด์•ผํ•˜๋Š” PR์˜ ๋‹ต์•ˆ ์ฝ”๋“œ์— ํ”ผ๋“œ๋ฐฑ์„ ์ฃผ์„ธ์š”.
  • ํ† ์š”์ผ ์ „๊นŒ์ง€ PR์„ ๋ณ‘ํ•ฉํ•  ์ˆ˜ ์žˆ๋„๋ก ์Šน์ธํ•ด์ฃผ์„ธ์š”.

@dalestudy

dalestudy Bot commented Nov 8, 2026

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๐Ÿค– AI ๋ฆฌ๋ทฐ(์•Œ๊ณ ๋ฆฌ์ฆ˜ ํŒจํ„ด, ์‹œ๊ฐ„/๊ณต๊ฐ„ ๋ณต์žก๋„, ํ•™์Šต ํ˜„ํ™ฉ) ๊ฒฐ๊ณผ๋Š” Checks ํƒญ์—์„œ ๋ณผ ์ˆ˜ ์žˆ์–ด์š”.

@parkhojeong parkhojeong left a comment •

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์ž˜ ๋ถ€ํƒ๋“œ๋ฆฝ๋‹ˆ๋‹ค!

@parkhojeong
parkhojeong merged commit 6435ebe into DaleStudy:main Nov 8, 2026
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@seungyeonchoi

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@alphaorderly ๋‹˜ ์•ˆ๋…•ํ•˜์„ธ์š”!

AI ๋ฆฌ๋ทฐ ๊ฒฐ๊ณผ Checks ํƒญ ์— ๋ณด๊ณ , ๊ถ๊ธˆํ•œ๊ฒŒ ์žˆ์–ด์„œ ๋ฉ˜์…˜๋“œ๋ฆฝ๋‹ˆ๋‹ค~!

AI๋ฆฌ๋ทฐ ๊ฒฐ๊ณผ์—์„œ๋Š” ๊ณต๊ฐ„๋ณต์žก๋„๊ฐ€ O(1) ๋กœ ๋‚˜์™€์žˆ๋Š”๋ฐ์š”,
์ €๋Š” java์—์„œ๋Š” string์ด immutableํ•˜์—ฌ output์„ ๋งŒ๋“ค๊ธฐ ์œ„ํ•ด input size(n) ๋งŒํผ ์ƒˆ๋กœ์šด ๋ฌธ์ž์—ด์„ ๋งŒ๋“ค์–ด๋‚ด๋‹ˆ๊นŒ, O(n)์ด๋ผ๊ณ  ์ƒ๊ฐํ•˜์˜€์Šต๋‹ˆ๋‹ค!

๐Ÿค– AI๊ฐ€ ์ƒ์„ฑํ•œ ๋ฆฌ๋ทฐ๋ผ ํ‹€๋ฆด ์ˆ˜ ์žˆ์–ด์š”. ๋ฆฌ๋ทฐ์–ด์˜ ํ”ผ๋“œ๋ฐฑ์„ ์šฐ์„ ํ•ด ์ฃผ์„ธ์š”. ๋ผ๊ณ  ์ ํ˜€์žˆ์ง€๋งŒ... ์ œ๊ฐ€ ์ž˜๋ชป์•Œ๊ณ ์žˆ๋Š”๊ฒŒ ์žˆ์„๊นŒํ•˜์—ฌ ์—ฌ์ญค๋ด…๋‹ˆ๋‹ค!!

@parkhojeong

parkhojeong commented Nov 8, 2026 •

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@seungyeonchoi

AI ๋ฆฌ๋ทฐ์˜ O(1)์€ ์ถœ๋ ฅ์„ ์ œ์™ธํ•œ ์ถ”๊ฐ€ ๊ณต๊ฐ„(auxiliary space)์„ ๊ธฐ์ค€์œผ๋กœ ๊ณ„์‚ฐ๋œ ๊ฒƒ ๊ฐ™๋„ค์š”.

์˜ˆ๋ฅผ ๋“ค๋ฉด, OpenJDK 21์˜ toLowerCase()๋Š” ASCII ์ž…๋ ฅ์ผ ๋•Œ ๊ฒฐ๊ณผ์šฉ ๋ฐฐ์—ด์„ ํ•˜๋‚˜๋งŒ ๋งŒ๋“ค๊ณ  ๊ทธ๋Œ€๋กœ ๋ฐ˜ํ™˜ํ•ฉ๋‹ˆ๋‹ค. ๊ทธ๋ž˜์„œ ์ถœ๋ ฅ์„ ์ œ์™ธํ•˜๋ฉด O(1)์ด๊ณ  ์ถœ๋ ฅ์„ ํฌํ•จํ•˜๋ฉด O(N)์ž…๋‹ˆ๋‹ค. ASCII ๋ฌธ์ž์—ด์˜ toLowerCase ๊ตฌํ˜„

๋‹ค๋งŒ ํ„ฐํ‚ค์–ด ๊ฐ™์€ ์ผ๋ถ€ Locale์„ ์“ฐ๊ฑฐ๋‚˜ ์ž…๋ ฅ์— ฮฃ ๊ฐ™์€ ํŠน์ˆ˜ ๋ฌธ์ž๊ฐ€ ์žˆ์œผ๋ฉด, ์ž„์‹œ ๋ฒ„ํผ์—์„œ ๊ฒฐ๊ณผ๋กœ ํ•œ ๋ฒˆ ๋” ๋ณต์‚ฌํ•˜๋ฏ€๋กœ O(N)์ด ๋ฉ๋‹ˆ๋‹ค. ํŠน์ˆ˜ ๋ฌธ์ž ์ฒ˜๋ฆฌ ๊ตฌํ˜„

AI ๋ฆฌ๋ทฐ๋ฅผ ๊ฐœ์„ ํ•ด ๋ณด๊ณ  ์‹ถ์œผ์‹œ๋ฉด DaleStudy/github์— PR ์˜ฌ๋ ค์ฃผ์…”๋„ ์ข‹์Šต๋‹ˆ๋‹ค!

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