[ 2023-03-02 ๐Ÿคข TIL ]

Burkeyยท2023๋…„ 3์›” 2์ผ
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๋ฐฑ์ค€ 9012๋ฒˆ

์ž…๋ ฅ์œผ๋กœ '(())())' ์™€ ๊ฐ™์€ ๋ฌธ์ž์—ด์ด ๋“ค์–ด์˜จ๋‹ค ๊ด„ํ˜ธ๊ฐ€ ์Œ์ด ๋งž๊ฒŒ ์ž˜ ๋‹ซํ˜€์žˆ๋Š”์ง€์— ๋”ฐ๋ผ 'YES', 'NO'๋กœ ์ถœ๋ ฅํ•ด์ฃผ๋ฉด ๋˜๋Š” ๋ฌธ์ œ์ž…๋‹ˆ๋‹ค.

import sys

input = sys.stdin.readline

n = int(input())
for _ in range(n):
    str = input().strip()
    str_li = []
    answer = 'YES'

    for s in str:
        if s == '(':
            str_li.append(s)
        elif s == ')':
            if len(str_li) > 0:
                str_li.pop()
            else:
                answer = 'NO'
                break
    if len(str_li) > 0:
        answer = 'NO'

    print(answer)

๋‹จ๊ณ„๋ณ„ ๋ฌธ์ œ ํ’€๊ธฐํ•˜๋‹ค๊ฐ€ ๋ง‰ํ˜€ ๋ฐฑ์ค€ ๊ฐ•์˜์—์„œ ์ž๋ฃŒ๊ตฌ์กฐ ์ดˆ๊ธ‰๋ฐ˜์— ๋ฌถ์–ด๋†“์€ ๋ฌธ์ œ๋ฅผ ํ’€๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ์œ„ ๋ฌธ์ œ๋Š” stack์„ ์‚ฌ์šฉํ•˜๋Š” ๋ฌธ์ œ ์ž…๋‹ˆ๋‹ค.

์ด ๋ฌธ์ œ๋„ ์ดˆ๊ธ‰์ด๋ผ๊ณ ๋Š” ํ•˜์ง€๋งŒ ๋‚˜์—๊ฒŒ๋Š” ์–ด๋ ค์›Œ์„œ ํ‘ธ๋Š” ๋ฐฉ๋ฒ•์„ ์•Œ์•„๋‚ธ ๋’ค์— ๋‹ค์‹œ ํ’€์–ด์„œ ํ•ด๊ฒฐํ–ˆ์Šต๋‹ˆ๋‹ค..ใ… 

์—ฐ์Šต์ด ๋งŽ~~์ด ํ•„์š”ํ•˜๋‹ค๋Š” ๊ฒƒ์„ ๋˜ ๋Š๊ปด์ง€๋„ค์š”..

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