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์ถ”์–ต ์ ์ˆ˜ lv0

๐ŸŒˆ๋ฌธ์ œ ๋งํฌ

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def solution(name, yearning, photo):
    result = []
    info = dict(zip(name, yearning))
    
    for people in photo:        
        score = 0     
        for person in people:
            score += info.get(person, 0)
        result.append(score)
    return result

<ํ’€์ด>

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result = []
# ๋นˆ ๋ฆฌ์ŠคํŠธ์ธ result ์ƒ์„ฑ

info = dict(zip(name, yearning))
# name, yearning์„ zip์œผ๋กœ ๋ฌถ์–ด์ฃผ๋ฉฐ ์ด ํŠœํ”Œ์„ ๋”•์…”๋„ˆ๋ฆฌ๋กœ ๋งŒ๋“  ํ›„ info์— ๋Œ€์ž…

for peoplie in photo:
    score = 0
  # ์‚ฌ์ง„ ์† ์‚ฌ๋žŒ๋“ค ํ™•์ธํ•˜๋Š” ๋ฃจํ”„   &   ๊ทธ๋ฆฌ์›€ ์ ์ˆ˜ ๋ˆ„์ ์„ ์œ„ํ•œ ์ดˆ๊ธฐ๊ฐ’ 0 ์„ค์ •

    for person in pepple:
      # ์‚ฌ๋žŒ๋“ค ๊ฐ๊ฐ ์ ์ˆ˜๋ฅผ ํ™•์ธํ•  ๋ฃจํ”„

      score += info.get(person, 0)
			# ๊ฐ™์€ ๋œป score = score + info.get(person, 0)
			# person์ด ์žˆ์œผ๋ฉด person์— ํ•ด๋‹นํ•˜๋Š” ๊ณ ์œ ๊ฐ’ ๋ฐ˜ํ™˜
			# ์—†๋‹ค๋ฉด 0 ๋ฐ˜ํ™˜
			
		result.append(score)
		# result์— ๋ˆ„์ ๋œ score ๋ฐฐ์—ด์„ append(์ถ”๊ฐ€).  

๋ฐฐ์šด ๊ฒƒ

info.get(person, 0)

โ˜…์šฐ์„  ์œ„์— ๋”•์…”๋„ˆ๋ฆฌ๋กœ ๋งŒ๋“ค์–ด ์ฃผ์—ˆ๋‹ค๋Š” ๊ฒƒ์„ ๊ธฐ์–ตํ•ฉ์‹œ๋‹ค

๋”•์…”๋„ˆ๋ฆฌ์ธ info์—์„œ key๊ฐ€ person์ธ ๊ฐ’์„ ์ฐพ๋Š”๋ฐ, ๋งŒ์•ฝ ์ฐพ๊ณ ์ž ํ•˜๋Š” key๊ฐ€ ์—†๋‹ค๋ฉด 2๋ฒˆ์งธ ์ธ์ž์ธ 0 ๋ฐ˜ํ™˜

result.append(score)

result์— ๋ˆ„์ ๋œ score ๋ฐฐ์—ด์„ append(์ถ”๊ฐ€)ํ•˜์˜€์Œ

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