๊ฐœ๋ฐœ/๐™‚๐™ค๐™ค๐™ง๐™ข ๐™‡๐™€๐™‘๐™€๐™‡

[๊ตฌ๋ฆ„๋ ˆ๋ฒจ] '๋ถ€๋ถ„ ํŒฐ๋ฆฐ๋“œ๋กฌ ๋ฌธ์ž์—ด' ํŒŒ์ด์ฌ ํ’€์ด

beomcoder 2023. 6. 28. 15:27
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https://level.goorm.io/exam/47880/%EB%B6%80%EB%B6%84-%ED%8C%B0%EB%A6%B0%EB%93%9C%EB%A1%AC-%EB%AC%B8%EC%9E%90%EC%97%B4/quiz/1
 

๊ตฌ๋ฆ„LEVEL

๊ตฌ๋ฆ„LEVEL ๋ฌธ์ œ๋ฅผ ํ’€์ดํ•˜๊ณ  ๋ถ€์กฑํ•œ ๋ถ€๋ถ„์„ ๋ณด์™„ํ•˜๋ฉฐ ์‹ค๋ ฅ์„ ํ‚ค์›Œ๋ณด์„ธ์š”. ๊ตฌ๋ฆ„LEVEL์€ ์ฝ”๋”ฉํ…Œ์ŠคํŠธ์—์„œ ๊ฐ€์žฅ ๋†’์€ ๋น„์ค‘์„ ์ฐจ์ง€ํ•˜๋Š” ์•Œ๊ณ ๋ฆฌ์ฆ˜ ๋ฌธ์ œ๋ฅผ ์ œ์ž‘ํ•˜๊ณ  ํ’€์ดํ•  ์ˆ˜ ์žˆ๋Š” ์˜จ๋ผ์ธ ์ €์ง€ ์„œ๋น„์Šค์ž…

level.goorm.io

 

w, _max = input(), 1
e = len(w)
for l in range(e):
	for r in range(l+_max, e+1):
		if w[l:r] == w[l:r][::-1]:
			_max = max(_max, r-l)
			
print(_max)

"""
๋ฌธ์ž์—ด์„ ๋ฐ›์•„์„œ ๋ถ€๋ถ„ ํŒฐ๋ฆฐ๋“œ๋กฌ์„ ์ฐพ๋Š”๋‹ค.
for r in range(l, e+1)๋กœ ๋ฒ”์œ„๋ฅผ l๋ถ€ํ„ฐ e๊นŒ์ง€ ํ•ด๋„ ๋˜์ง€๋งŒ,
l+_max๋กœ ํ•˜๋ฉด max๊ฐ’๋ณด๋‹ค ์ž‘์€ ๋ฒ”์œ„๋Š” ์ฒดํฌํ•˜์ง€ ์•Š์•„์„œ ํšจ์œจ์ด ๋” ์ข‹์•„์ง„๋‹ค.
"""
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