Tinkerbell Glitter
[241217] ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค ์ฝ”๋”ฉํ…Œ์ŠคํŠธ ์ž…๋ฌธ ๋ฌธ์ œ
Algorithm ๐Ÿ“Š/๋ฌธ์ œ ํ’€์ด ๐Ÿ’ฏ
์ตœ๋นˆ๊ฐ’ ๊ตฌํ•˜๊ธฐQ. ์ตœ๋นˆ๊ฐ’์€ ์ฃผ์–ด์ง„ ๊ฐ’ ์ค‘์—์„œ ๊ฐ€์žฅ ์ž์ฃผ ๋‚˜์˜ค๋Š” ๊ฐ’์„ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค. ์ •์ˆ˜ ๋ฐฐ์—ด `array` ๊ฐ€ ๋งค๊ฐœ๋ณ€์ˆ˜๋กœ ์ฃผ์–ด์งˆ ๋•Œ,์ตœ๋นˆ๊ฐ’์„ return ํ•˜๋„๋ก solution ํ•จ์ˆ˜๋ฅผ ์™„์„ฑํ•ด๋ณด์„ธ์š”. ์ตœ๋นˆ๊ฐ’์ด ์—ฌ๋Ÿฌ ๊ฐœ๋ฉด -1์„ return ํ•ฉ๋‹ˆ๋‹ค.A.from collections import Counter # ์ปฌ๋ ‰์…˜ ๋ชจ๋“ˆ์˜ ์นด์šดํ„ฐ ํ•จ์ˆ˜๋ฅผ ์‚ฌ์šฉํ•˜์˜€์Šต๋‹ˆ๋‹ค.def solution(array): # ์ธ์ž๋ฅผ array๋กœ ๋ฐ›๋Š” solution ํ•จ์ˆ˜ ํ˜ธ์ถœ # Counter ํ•จ์ˆ˜๋Š” ๋ฆฌ์ŠคํŠธ์˜ ์š”์†Œ(key:array)๊ฐ€ ๋ช‡ ๋ฒˆ ๋‚˜์˜ค๋Š”์ง€(value)๋ฅผ dict ํ˜•ํƒœ๋กœ ์ €์žฅ ๋ฐ›์Šต๋‹ˆ๋‹ค. array_count = Counter(array) # array_count ๋ณ€์ˆ˜์— Counter(array)๋ฅผ ํ• ๋‹นํ•ฉ๋‹ˆ๋‹ค. ma..