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ps1 : Comprehension about Problem

(TO ME)์ •ํ™•ํ•œ ๋ฌธ์ œ ํ•ด์„

  • Analysis
  • Drawing pattern,exception
  • Fittest Approach

ps1.1 Analysis

๋ฌธ์ œ ๋ˆˆ์œผ๋กœ ์„ ๊ทธ์œผ๋ฉด์„œ ๊ฐœ๋ณ„ ์กฐ๊ฑด๊ณผ ์ƒํ™ฉ์— ๋Œ€ํ•œ ๋ช…์‹œ์  '๋ฐ˜๋ณต' ์ดํ•ด

๋ฌธ์ œ๋กœ๋ถ€ํ„ฐ

์„ค๋ช…/์กฐ๊ฑด1 : ~

์„ค๋ช…/์กฐ๊ฑด2 : ~

์„ค๋ช…/์กฐ๊ฑด3 : !! ์ž…์ถœ๋ ฅ ์˜ˆ์‹œ !!

...

ํŠนํžˆ ๋„˜๋ฒ„๋ง์ด 0๋ถ€ํ„ฐ์ธ์ง€ 1๋ถ€ํ„ฐ์ธ์ง€, ๋‹จ๋ฐฉํ–ฅ ๋˜๋Š” ์–‘๋ฐฉํ–ฅ(๋ฌด๋ฐฉํ–ฅ), "๋น„๋ก€,๋ฐ˜๋น„๋ก€"๋Š” ์ตœ๋Œ€ํ•œ ๊ธฐ์ž…

!! ์ž…์ถœ๋ ฅ ์˜ˆ์‹œ !!

์ฃผ์–ด์ง„ Input ํ˜•ํƒœ๋ฅผ ๋ฐ˜๋ณต ๋ถ„์„ํ•˜๋ฉฐ, ์ ์ ˆํ•œ ์ž๋ฃŒํ˜•ํƒœ๋ฅผ ํƒ์ƒ‰

๋‹ค๋งŒ, ๊ฐœ๋…์  ์ธ์ ‘ ํ–‰๋ ฌ๊ณผ ์ธ์ ‘ ๋ฆฌ์ŠคํŠธ, ์ฝ”๋“œํ™”๋ฅผ ์ง€ํ–ฅํ•˜์ง€ ์•Š์Œ

=> ์ตœ๋Œ€ํ•œ ์ ํ•ฉํ•˜๊ฒŒ ๊ตฌ์กฐํ™”๋œ ์ž๋ฃŒํ˜•ํƒœ ์ƒ์ •

์ฐธ๊ณ ์‚ฌํ•ญ

์—ฌ์ง‘ํ•ฉ, ์—ญ์ˆœ ์šฐ์„ , ๋ฒค๋‹ค์ด์–ด๊ทธ๋žจ๋„ ํ•„์ˆ˜

ps1.2 drawing pattern, exceptions

ํŒจํ„ด ์ฐพ๊ธฐ, ์˜ˆ์™ธ์ฒ˜๋ฆฌ ๊ทธ๋ฆฌ๊ณ  ์ ‘๊ทผ

drawing pattern

-ํŒจํ„ด(๋˜๋Š” ๊ทœ์น™, ๋กœ์ง, ๊ณต์‹ ๋“ฑ) ์ฐพ๊ธฐ :

์ฃผ์–ด์ง„ ์˜ˆ์‹œ์™€ ์กฐ๊ฑด๋“ค ๊ฐ„ ํ•จ์ถ•์  ๊ด€๊ณ„์—์„œ ํŒจํ„ด์„ ๋„์ถœํ•˜๊ฑฐ๋‚˜ ๊ด€๋ จ ์ด๋ก ์„ ํ†ตํ•ด ๊ณต์‹ํ™” ๋˜๋Š” ๋ชจ๋“ˆํ™” ํ•œ๋‹ค.

๋Œ€ํ‘œ์ ์œผ๋กœ ideal case๋ฅผ ์ƒ์ •ํ•œ ์ ‘๊ทผ ๋ฐ ํŒจํ„ด ๋„์ถœ์ด ์žˆ๋‹ค.

๊ทธ๋ฆฌ๊ณ  ํ•˜์œ„ ๋ชจ๋“ˆ๋“ค๋กœ ์ข…ํ•ฉ๊ตฌ์กฐํ™”ํ•ด์„œ ์ „์ฒด ํ๋ฆ„์„ ๊ทธ๋ฆฐ๋‹ค. ๋ชจ๋“ˆ๋“ค์„ ๊ฐ„๋‹จํ•œ ๋„์‹์ด๋‚˜ ๊ณต์‹์œผ๋กœ ํ‘œํ˜„ํ•˜๊ธฐ

ํ•˜์ง€๋งŒ ์ฝ”๋“œํ™”๋œ ๊ฒฐ๊ณผ๋ฅผ ์ง€ํ–ฅํ•˜์ง€๋Š” ์•Š์Œ.

*coding test์—์„œ๋Š” ์‹œ๊ฐ„์ƒ ์ฃผ๋กœ ๋จธ๋ฆฟ ์†์œผ๋กœ๋งŒ ์ˆ˜ํ–‰, ps2.2์—์„œ ๋ชจ๋“ˆ ๊ฐ„ ์—ฐ๊ฒฐ๊ด€๊ณ„๋ฅผ ๊ฐœ๊ด„ ์‹œ๋„

drawing exceptions

-์˜ˆ์™ธ์ฒ˜๋ฆฌ : ์•ž์„  ๊ณผ์ •์„ ํ†ตํ•ด ๊ตฌ์กฐํ™”๋œ ํ‹€์„ ๋ฐ”ํƒ•์œผ๋กœ ์˜ˆ์™ธ์ƒํ™ฉ๋“ค์„ ์ฐพ๊ณ  ์ฒ˜๋ฆฌํ•œ๋‹ค.

*๊ฐœ์ธ์ ์œผ๋กœ ์ด ๋ถ€๋ถ„์€ ๋งŽ์€ ๊ฒฝํ—˜์ด ์Œ“์—ฌ์•ผ ๋Šฅ๋ ฅ์ด ์„ฑ์žฅํ•˜๋Š” ๋“ฏํ•˜๋‹ค.

the related experiences

goto

cautions

  1. ์‹ค์ œ ์ฝ”๋”ฉ ํ…Œ์ŠคํŠธ์—์„œ๋Š” ์‹œ๊ฐ„ ์ œ์•ฝ์ƒ ps1์—์„  ํ•ต์‹ฌ์ ์ธ ๋ถ€๋ถ„,ํŠนํžˆ ps1.2,๋งŒ ๊ธฐ๋กํ•  ์ˆ˜ ์žˆ๋‹ค.

  2. ์—ฌ๋Ÿฌ ๋ฌธ์ œ ์ค‘์—์„œ ์ตœ๋Œ€ํ•œ ๋งŽ์€ ๋ฌธ์ œ๋ฅผ ํ’€์–ด์•ผํ•˜๋Š” ์ฝ”๋”ฉํ…Œ์ŠคํŠธ์—์„œ๋Š”, ์ „์ฒด ๋ฌธ์ œ์— ๋Œ€ํ•ด ๋ฐ˜๋“œ์‹œ step 1์„ ์šฐ์„  ์‹ค์ฒœํ•˜์—ฌ, ๋งž์ถœํ™•๋ฅ ์ด ๋†’์•„ ๋ณด์ด๋Š” ๋ฌธ์ œ๋ฅผ ์šฐ์„ ์ˆœ์œ„ํ™”ํ•˜๊ณ  ํ’€๋ฉด์„œ ์–ด๋ ค์›€์ด ์žˆ์œผ๋ฉด 2๋ฌธ์ œ ์ •๋„๊นŒ์ง€๋Š” ๋ณ‘ํ–‰ํ•ด๊ฐ€๋ฉด์„œ ํ’€๊ธฐ๋กœ ์ƒ๊ฐํ•˜์˜€๋‹ค.