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Problem Solving

[PS] ํŒŒ์ด์ฌ - ์ œํ•œ ์‹œ๊ฐ„

by DevIseo 2023. 1. 11.

์ œํ•œ ์‹œ๊ฐ„ ๋‹จ์ถ•

- ํŒŒ์ด์ฌ์˜ ํ‘œ์ค€ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ sys์˜ sys.stidin.readline()ํ™œ์šฉ

 

sys?

sys ๋ชจ๋“ˆ์€ ํŒŒ์ด์ฌ ์ธํ„ฐํ”„๋ฆฌํ„ฐ๊ฐ€ ์ œ๊ณตํ•˜๋Š” ๋ณ€์ˆ˜์™€ ํ•จ์ˆ˜๋ฅผ ์ง์ ‘ ์ œ์–ดํ•  ์ˆ˜ ์žˆ๊ฒŒ ํ•ด์ฃผ๋Š” ๋ชจ๋“ˆ

 

 

1. ๋ฌธ์ž์—ด

import sys
input = sys.stidin.readline()

sys.stidin.readline()์˜ return ๊ฐ’ - ๋ฌธ์ž์—ด 

- ๋ฌธ์žฅ ํ•˜๋‚˜๋ฅผ ๋ฐ›์„ ๋•Œ ์‚ฌ์šฉ ๊ฐ€๋Šฅ

- sys.stidin.readline()์„ ์ถœ๋ ฅํ•˜๋ฉด ๋ฌธ์ž์—ด์— ๊ฐœํ–‰๋ฌธ์ž(\n)๊ฐ€ ๊ธฐ๋ณธ์œผ๋กœ ์ถ”๊ฐ€๋จ

 

2. ํ•œ ๊ฐœ์˜ ์ •์ˆ˜๋ฅผ ์ž…๋ ฅ๋ฐ›์„ ๋•Œ

import sys
input = int(sys.stidin.readline())

- ์ •์ˆ˜๋กœ ์ž…๋ ฅ๋ฐ›๊ธฐ ์œ„ํ•ด์„œ๋Š” ํ˜•๋ณ€ํ™˜ ํ•„์š”

- sys.stidin.readline()๋กœ ๋ฐ›์€ ๋ฌธ์ž์—ด์€ ๊ฐœํ–‰๋ฌธ์ž(\n)๋ฅผ ํฌํ•จ

- ๋ฌธ์ž์—ด์„ int()๋กœ ๋ณ€ํ™˜์‹œ ๊ฐœํ–‰๋ฌธ์ž๋Š” ์‚ฌ๋ผ์ง€๊ณ  ์ •์ˆ˜ํ˜•ํƒœ๋งŒ ๋‚จ์Œ

 

3. ์—ฌ๋Ÿฌ๊ฐœ์˜ ์ •์ˆ˜๋ฅผ ์ž…๋ ฅ๋ฐ›์„ ๋•Œ

import sys
a,b = map(int,sys.stidin.readline().split())

 

4. ๋ฌธ์ž์—ด N์ค„์„ ์ž…๋ ฅ๋ฐ›์•„ ๋ฆฌ์ŠคํŠธ์— ์ €์žฅํ•  ๋•Œ

import sys
n = int(sys.stidin.readline())
data = [sys.stdin.readline().strip() for i in range(n)]

- ๊ณต๋ฐฑ์„ ์ œ๊ฑฐํ•˜๋Š” ํ•จ์ˆ˜์ธ strip()์„ ์‚ฌ์šฉํ•ด ๋ฌธ์ž์—ด ์•ž๊ณผ ๋์˜ ๊ณต๋ฐฑ์„ ์ œ๊ฑฐ

 

 

Reference

https://growingarchive.tistory.com/157

 

[Python/ํŒŒ์ด์ฌ] ํŒŒ์ด์ฌ ์ž…๋ ฅ๋ฐ›๋Š” ๋ฐฉ๋ฒ• with input()๊ณผ sys.stdin.readline()

๋ฐฑ์ค€ ์ž…์ถœ๋ ฅ ๋ฌธ์ œ๋ฅผ ํ’€๋ฉด์„œ ๊ฐ€์žฅ ์‹ ๊ฒฝ์จ์•ผํ–ˆ๋˜ ๋ถ€๋ถ„์€ '์ œํ•œ์‹œ๊ฐ„'์ด์˜€๋‹ค. ๋ฌธ์ œ๋ฅผ ์ œ๋Œ€๋กœ ํ’€์—ˆ์–ด๋„ ์ œํ•œ์‹œ๊ฐ„์„ ์ดˆ๊ณผํ•ด๋ฒ„๋ฆฌ๋ฉด ์˜ค๋‹ต์ด๊ธฐ ๋•Œ๋ฌธ์ด๋‹ค. ๋ณดํŽธ์ ์œผ๋กœ ์ž…๋ ฅ๋ฐ›๋Š” ๋ฐฉ๋ฒ•์€ inputํ•จ์ˆ˜๋ฅผ ์“ฐ๋Š”

growingarchive.tistory.com

https://wikidocs.net/33

 

05-6 ํ‘œ์ค€ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ

์ด์ œ ํŒŒ์ด์ฌ ํ”„๋กœ๊ทธ๋ž˜๋ฐ ๋Šฅ๋ ฅ์„ ๋†’์—ฌ ์ค„ ๋” ํฐ ๋‚ ๊ฐœ๋ฅผ ๋‹ฌ์•„ ๋ณด์ž. ์ „ ์„ธ๊ณ„์˜ ํŒŒ์ด์ฌ ๊ณ ์ˆ˜๋“ค์ด ๋งŒ๋“  ์œ ์šฉํ•œ ํ”„๋กœ๊ทธ๋žจ์„ ๋ชจ์•„ ๋†“์€ ๊ฒƒ์ด ๋ฐ”๋กœ ํŒŒ์ด์ฌ ํ‘œ์ค€ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ด๋‹ค. ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ…

wikidocs.net

 

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