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์ž๋ฐ” ์žฌํ™œํ•˜๊ธฐ

์ž๋ฃŒ๊ตฌ์กฐ

  • ๋ฐฐ์—ด (Arrays): ์ˆœ์ฐจ์ ์œผ๋กœ ๋ฐ์ดํ„ฐ๋ฅผ ์ €์žฅํ•˜๋Š” ์ž๋ฃŒ๊ตฌ์กฐ์ž…๋‹ˆ๋‹ค. โ˜‘๏ธ
  • ๋ฆฌ์ŠคํŠธ (Lists): ๋™์ ์œผ๋กœ ํฌ๊ธฐ๊ฐ€ ์กฐ์ •๋  ์ˆ˜ ์žˆ๋Š” ์ž๋ฃŒ๊ตฌ์กฐ์ž…๋‹ˆ๋‹ค.
  • ํ (Queues): FIFO(First-In-First-Out) ๋ฐฉ์‹์œผ๋กœ ๋ฐ์ดํ„ฐ๋ฅผ ์ €์žฅํ•˜๋Š” ์ž๋ฃŒ๊ตฌ์กฐ์ž…๋‹ˆ๋‹ค.
  • ์Šคํƒ (Stacks): LIFO(Last-In-First-Out) ๋ฐฉ์‹์œผ๋กœ ๋ฐ์ดํ„ฐ๋ฅผ ์ €์žฅํ•˜๋Š” ์ž๋ฃŒ๊ตฌ์กฐ์ž…๋‹ˆ๋‹ค.
  • ๋งต (Maps): ํ‚ค-๊ฐ’ ์Œ์œผ๋กœ ๋ฐ์ดํ„ฐ๋ฅผ ์ €์žฅํ•˜๋Š” ์ž๋ฃŒ๊ตฌ์กฐ์ž…๋‹ˆ๋‹ค.
  • ์ง‘ํ•ฉ (Sets): ์ค‘๋ณต๋˜์ง€ ์•Š๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ์ €์žฅํ•˜๋Š” ์ž๋ฃŒ๊ตฌ์กฐ์ž…๋‹ˆ๋‹ค.
  • ํŠธ๋ฆฌ (Trees): ๊ณ„์ธต์ ์ธ ๋ฐ์ดํ„ฐ๋ฅผ ์ €์žฅํ•˜๋Š” ์ž๋ฃŒ๊ตฌ์กฐ์ž…๋‹ˆ๋‹ค.
  • ๊ทธ๋ž˜ํ”„ (Graphs): ๋…ธ๋“œ์™€ ์—ฃ์ง€๋กœ ์ด๋ฃจ์–ด์ง„ ์ž๋ฃŒ๊ตฌ์กฐ์ž…๋‹ˆ๋‹ค.

์ž๋ฐ” ๊ธฐ๋ณธ ๊ฐœ๋…

โœ”๏ธ ํด๋ž˜์Šค์™€ ๊ฐ์ฒด (Classes and Objects): ๊ฐ์ฒด ์ง€ํ–ฅ ํ”„๋กœ๊ทธ๋ž˜๋ฐ์˜ ๊ธฐ๋ณธ์ด ๋˜๋Š” ๊ฐœ๋…์œผ๋กœ, ํด๋ž˜์Šค๋Š” ๊ฐ์ฒด๋ฅผ ๋งŒ๋“ค๊ธฐ ์œ„ํ•œ ํ‹€์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค.

โœ”๏ธ ๊ฐ์ฒด์ง€ํ–ฅ ํ”„๋กœ๊ทธ๋ž˜๋ฐ (๊ฐ์ฒด์ง€ํ–ฅ ํ”„๋กœ๊ทธ๋ž˜๋ฐ์˜ ๊ธฐ๋ณธ์ด ๋˜๋Š” ๊ฐœ๋…์œผ๋กœ, ํด๋ž˜์Šค๋Š” ๊ฐ์ฒด๋ฅผ ๋งŒ๋“ค๊ธฐ ์œ„ํ•œ ํ‹€์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค.

โœ”๏ธ ์žฌ๊ท€(Recursion)๋Š” ํ•จ์ˆ˜๊ฐ€ ์ž๊ธฐ ์ž์‹ ์„ ํ˜ธ์ถœํ•˜์—ฌ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๋Š” ํ”„๋กœ๊ทธ๋ž˜๋ฐ ๊ธฐ๋ฒ•์ž…๋‹ˆ๋‹ค.

โœ”๏ธ ์˜ค๋ฒ„๋กœ๋”ฉ(OverLoading) : ๊ฐ™์€ ์ผ์„ ํ•˜์ง€๋งŒ ๋งค๊ฐœ๋ณ€์ˆ˜๋ฅผ ๋‹ฌ๋ฆฌํ•ด์•ผ ํ•˜๋Š” ๊ฒฝ์šฐ ์ด๋ฆ„์€ ๊ฐ™๊ณ  ๋ฉ”๊ฐœ๋ณ€์ˆ˜๋ฅผ ๋‹ค๋ฅด๊ฒŒ ํ•˜์—ฌ ์˜ค๋ฒ„๋กœ๋”ฉ์„ ๊ตฌํ˜„ํ•ฉ๋‹ˆ๋‹ค.

โœ”๏ธ ์ƒ์† (Inheritance): ๋ถ€๋ชจ ํด๋ž˜์Šค์˜ ํŠน์„ฑ๊ณผ ๋™์ž‘์„ ์ž์‹ ํด๋ž˜์Šค๊ฐ€ ์ƒ์†๋ฐ›๋Š” ๊ฒƒ์„ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค.

โœ”๏ธ super ์™€ this

  1. super ๋Š” ๋ถ€๋ชจ ํด๋ž˜์Šค์˜ ์ธ์Šคํ„ด์Šค๋ฅผ ๊ฐ€๋ฅดํ‚ต๋‹ˆ๋‹ค. ์ฃผ๋กœ ์ž์‹ ํด๋ž˜์Šค์—์„œ ๋ถ€๋ชจ ํด๋ž˜์Šค์˜ ๋ฉค๋ฒ„ ๋ณ€์ˆ˜๋‚˜ ๋ฉ”์„œ๋“œ๋ฅผ ์ฐธ์กฐํ•  ๋–„ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.
  2. ์˜ˆ๋ฅผ ๋“ค์–ด super.x ๋Š” ๋ถ€๋ชจ ํด๋ž˜์Šค์˜ x ๋ฉค๋ฒ„ ๋ณ€์ˆ˜๋ฅผ ๊ฐ€๋ฅดํ‚ต๋‹ˆ๋‹ค.
  3. ๋˜ํ•œ ์ž์‹ ํด๋ž˜์Šค์—์„œ ๋ถ€๋ชจ ํด๋ž˜์Šค์˜ ์ƒ์„ฑ์ž๋ฅผ ํ˜ธ์ถœํ•  ๋•Œ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.
  4. this ๋Š” ํ˜„์žฌ ํด๋ž˜์Šค์˜ ์ธ์Šคํ„ด์Šค๋ฅผ ๊ฐ€๋ฆฌํ‚ต๋‹ˆ๋‹ค.
  5. ์˜ˆ๋ฅผ ๋“ค์–ด this.x๋Š” ํ˜„์žฌ ํด๋ž˜์Šค์—์„œ ์ •์˜๋œ ๋ฉค๋ฒ„๋ณ€์ˆ˜ x์˜ ๊ฐ’์„ ๊ฐ€์ ธ์˜ต๋‹ˆ๋‹ค.

์ธํ„ฐํŽ˜์ด์Šค (Interfaces): ํด๋ž˜์Šค๊ฐ€ ๊ฐ€์ ธ์•ผ ํ•  ๋ฉ”์†Œ๋“œ์˜ ๋ช…์„ธ๋ฅผ ์ •์˜ํ•˜๋Š” ์ถ”์ƒ ํ˜•์‹์ž…๋‹ˆ๋‹ค.

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