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[DaleSeo] WEEK 04 Solutions#2746

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@DaleSeo

@DaleSeo DaleSeo commented Jul 16, 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 Jul 16, 2026

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๐Ÿ“Š DaleSeo ๋‹˜์˜ ํ•™์Šต ํ˜„ํ™ฉ

์ด๋ฒˆ ์ฃผ ์ œ์ถœ ๋ฌธ์ œ

๋ฌธ์ œ ๋‚œ์ด๋„ ์œ ํ˜• ๋ถ„์„
find-minimum-in-rotated-sorted-array Medium โœ… ์˜๋„ํ•œ ์œ ํ˜•

๋ˆ„์  ํ•™์Šต ์š”์•ฝ

  • ํ’€์ดํ•œ ๋ฌธ์ œ: 3 / 75๊ฐœ
  • ์ด๋ฒˆ ์ฃผ ์œ ํ˜• ์ผ์น˜์œจ: 100% (1๋ฌธ์ œ ์ค‘ 1๋ฌธ์ œ ์ผ์น˜)

๋ฌธ์ œ ํ’€์ด ํ˜„ํ™ฉ

์นดํ…Œ๊ณ ๋ฆฌ ์ง„ํ–‰๋„ ์™„๋ฃŒ
Heap โ– โ– โ–กโ–กโ–กโ–กโ–ก 1 / 3 (Medium 1)
Binary โ– โ–กโ–กโ–กโ–กโ–กโ–ก 1 / 5 (Easy 1)
Array โ– โ–กโ–กโ–กโ–กโ–กโ–ก 1 / 10 (Medium 1)
Dynamic Programming โ–กโ–กโ–กโ–กโ–กโ–กโ–ก 0 / 11 โ† ์•„์ง ์‹œ์ž‘ ์•ˆ ํ•จ
Graph โ–กโ–กโ–กโ–กโ–กโ–กโ–ก 0 / 8 โ† ์•„์ง ์‹œ์ž‘ ์•ˆ ํ•จ
Interval โ–กโ–กโ–กโ–กโ–กโ–กโ–ก 0 / 5 โ† ์•„์ง ์‹œ์ž‘ ์•ˆ ํ•จ
Linked List โ–กโ–กโ–กโ–กโ–กโ–กโ–ก 0 / 6 โ† ์•„์ง ์‹œ์ž‘ ์•ˆ ํ•จ
Matrix โ–กโ–กโ–กโ–กโ–กโ–กโ–ก 0 / 4 โ† ์•„์ง ์‹œ์ž‘ ์•ˆ ํ•จ
String โ–กโ–กโ–กโ–กโ–กโ–กโ–ก 0 / 10 โ† ์•„์ง ์‹œ์ž‘ ์•ˆ ํ•จ
Tree โ–กโ–กโ–กโ–กโ–กโ–กโ–ก 0 / 14 โ† ์•„์ง ์‹œ์ž‘ ์•ˆ ํ•จ

๐Ÿค– ์ด ๋Œ“๊ธ€์€ GitHub App์„ ํ†ตํ•ด ์ž๋™์œผ๋กœ ์ž‘์„ฑ๋˜์—ˆ์Šต๋‹ˆ๋‹ค.

๐Ÿ”ข API ์‚ฌ์šฉ๋Ÿ‰ (gpt-5-nano)
์š”์ฒญ ์ž…๋ ฅ ํ† ํฐ ์ถœ๋ ฅ ํ† ํฐ ํ•ฉ๊ณ„ ๋น„์šฉ
1 324 37 361 $0.000031

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๐Ÿท๏ธ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ํŒจํ„ด ๋ถ„์„

  • ํŒจํ„ด: Binary Search
  • ์„ค๋ช…: ๋ฐฐ์—ด์ด ํšŒ์ „๋œ ์ •๋ ฌ ์ƒํƒœ์—์„œ ์ตœ์†Œ๊ฐ’์„ ์ฐพ๊ธฐ ์œ„ํ•ด ์ค‘๊ฐ„๊ฐ’๊ณผ ๋ ๊ฐ’์„ ๋น„๊ตํ•˜์—ฌ ๋ฒ”์œ„๋ฅผ ๋ฐ˜์”ฉ ์ขํžˆ๋Š” ์ด์ง„ ํƒ์ƒ‰ ํŒจํ„ด์„ ์‚ฌ์šฉํ•œ๋‹ค.

๐Ÿ“Š ์‹œ๊ฐ„/๊ณต๊ฐ„ ๋ณต์žก๋„ ๋ถ„์„

์œ ์ € ๋ถ„์„ ์‹ค์ œ ๋ถ„์„ ๊ฒฐ๊ณผ
Time O(log n) O(log n) โœ…
Space O(1) O(1) โœ…

ํ”ผ๋“œ๋ฐฑ: ๋ฐฐ์—ด์˜ ๊ฐ ๋‹จ๊ณ„์—์„œ ์ค‘๊ฐ„๊ฐ’๊ณผ ๋๊ฐ’์„ ๋น„๊ตํ•ด ์ฆ๊ฐ€ ์—ฌ๋ถ€๋ฅผ ํŒ๋‹จํ•˜๊ณ  ํƒ์ƒ‰ ๊ตฌ๊ฐ„์„ ์ ˆ๋ฐ˜์œผ๋กœ ์ถ•์†Œํ•œ๋‹ค.

๊ฐœ์„  ์ œ์•ˆ: ํ˜„์žฌ ๊ตฌํ˜„์ด ์ ์ ˆํ•ด ๋ณด์ž…๋‹ˆ๋‹ค.

@seongmin36
seongmin36 self-requested a review July 16, 2026 07:29
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