[ 2023-03-05 ๐Ÿฆค TIL ]

Burkeyยท2023๋…„ 3์›” 5์ผ
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๋ฐฑ์ค€ 25206๋ฒˆ ๋ฌธ์ œ

๋ฌธ์ œ๋งํฌ

20๊ฐœ ๋“ค์–ด์˜ค๋Š” ์ž…๋ ฅ (๊ณผ๋ชฉ๋ช…, ํ•™์ , ๋“ฑ๊ธ‰)์„ ๊ฐ€์ง€๊ณ  ์ „๊ณตํ‰์ ์„ ๊ณ„์‚ฐํ•˜๋Š” ์ฝ”๋“œ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค.

๋“ฑ๊ธ‰์€ A+, A0, B+, ... F ๊นŒ์ง€์ด๋ฉฐ ์ „๊ณตํ‰์  = (ํ•™์  X ๊ณผ๋ชฉํ‰์ ) / ์ด ํ•™์ 
๊ณผ๋ชฉํ‰์ ์€ ๋“ฑ๊ธ‰์„ ํ†ตํ•ด ๊ณ„์‚ฐํ•  ์ˆ˜ ์žˆ๊ฒŒ ๋ฌธ์ œ์—์„œ ํ‘œ๋กœ ์ œ๊ณตํ•œ๋‹ค.

๋“ฑ๊ธ‰์ค‘์— P๋“ฑ๊ธ‰์„ ๋ฐ›์œผ๋ฉด ๊ณ„์‚ฐ์—์„œ ์ œ์™ธ (๊ณผ๋ชฉํ‰์ ์ด๋‚˜ ์ดํ•™์  ๊ณ„์‚ฐํ•  ๋–„) ํ•œ๋‹ค.

import sys

input = sys.stdin.readline

total = 0
total_score = 0

for i in range(20):
    name, score, clas = map(str, input().split())

    score = float(score)
    if clas != 'P':
        total_score += score

    if clas == 'A+':
        total += (score * 4.5)
    elif clas == 'A0':
        total += (score * 4.0)
    elif clas == 'B+':
        total += (score * 3.5)
    elif clas == 'B0':
        total += (score * 3.0)
    elif clas == 'C+':
        total += (score * 2.5)
    elif clas == 'C0':
        total += (score * 2.0)
    elif clas == 'D+':
        total += (score * 1.5)
    elif clas == 'D0':
        total += (score * 1.0)
    else:
        total += (score * 0.0)
        # p์™€ f
print('%.6f' % (total / total_score))

์ถœ๋ ฅ ๊ฐ’์€ ์†Œ์ˆ˜ 6๋ฒˆ์งธ ์ž๋ฆฟ์ˆ˜๊นŒ์ง€ ์ถœ๋ ฅํ•ด์•ผ ํ•œ๋‹ค.

๋ฌธ์ œ ์ค‘์— Pํ•™์ ์ด ์ œ์™ธ๋œ๋‹ค๋Š” ๋ถ€๋ถ„์„ ์ฝ์ง€ ๋ชปํ•˜์—ฌ ํ•ด๊ฒฐํ•˜๋Š”๋ฐ ์‹œ๊ฐ„์ด ๊ฑธ๋ ธ๋‹ค..(์–ด์ด์—†..)

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