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[rivkode] WEEK 14 Solutions#2332

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TonyKim9401 merged 1 commit intoDaleStudy:mainfrom
rivkode:main
Feb 14, 2026
Merged

[rivkode] WEEK 14 Solutions#2332
TonyKim9401 merged 1 commit intoDaleStudy:mainfrom
rivkode:main

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@rivkode rivkode commented Feb 14, 2026

๋‹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”.

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์ˆ˜๊ณ ํ•˜์…จ์Šต๋‹ˆ๋‹ค :)

int[] arr = new int[n+1];

for (int i=0; i<n+1; i++) {
int count = Integer.bitCount(i);
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@DaleSeo DaleSeo Feb 14, 2026

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์ฝ”๋”ฉ ํ…Œ์ŠคํŠธ์—์„œ ์š”๋Ÿฐ ์–ธ์–ด์— ๋‚ด์žฅ๋œ ํ•จ์ˆ˜๋ฅผ ์‚ฌ์šฉํ•˜์‹œ๋ฉด ๋“๋ณด๋‹ค ํ•ด๊ฐ€ ๋˜๋Š” ๊ฒฝ์šฐ๊ฐ€ ์žˆ์–ด์„œ ์ฐธ๊ณ ๋กœ ๋ง์”€๋“œ๋ฆฝ๋‹ˆ๋‹ค. ํŠนํžˆ ์ด ํ”„๋กœ๊ทธ๋ž˜๋ฐ ์–ธ์–ด๋ฅผ ๋ชจ๋ฅด๋Š” ๋ฉด์ ‘๊ด€์€ ์ด ํ•จ์ˆ˜๊ฐ€ ๋‚ด๋ถ€์ ์œผ๋กœ ์–ด๋–ค ๊ตฌํ˜„์ด ๋˜์—ˆ๋Š”์ง€ ๋ฌผ์–ด๋ณผ ํ™•๋ฅ ์ด ๋†’์€๋ฐ, ์ด ๋•Œ ๊นŠ์ด์žˆ๊ฒŒ ์„ค๋ช…ํ•˜์ง€ ๋ชปํ•˜๋ฉด ์ œ๋Œ€๋กœ ์•Œ์ง€ ๋ชปํ•˜๊ณ  ์“ด๋‹ค๋Š” ์ธ์ƒ์„ ์ค„ ์ˆ˜ ์žˆ๊ฑฐ๋“ ์š”. ์ถœ์ œ ์˜๋„๊ฐ€ ์•Œ๊ณ ๋ฆฌ์ฆ˜๊ณผ ์ž๋ฃŒ๊ตฌ์กฐ์— ๋Šฅ๋ ฅ์„ ํ‰๊ฐ€ํ•˜๊ธฐ ์œ„ํ•จ์ด๋‹ˆ ๋‹ค์ด๋‚˜๋ฏน ํ”„๋กœ๊ทธ๋ž˜๋ฐ๊ณผ ๊ฐ™์€ ๋ฐฉ์‹์œผ๋กœ ์ง์ ‘ ๊ตฌํ˜„ํ•˜์‹œ๋Š” ๊ฒŒ ์ฝ”๋”ฉ ํ…Œ์ŠคํŠธ ํ•œ์ •์œผ๋กœ๋Š” ๋” ์•ˆ์ „ํ•œ ์„ ํƒ์ด ๋  ๊ฑฐ๋ผ๊ณ  ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค.

@TonyKim9401 TonyKim9401 merged commit 7310563 into DaleStudy:main Feb 14, 2026
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