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[Softeer] python ์ง€๋„ ์ž๋™ ๊ตฌ์ถ• ๋ณธ๋ฌธ

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[Softeer] python ์ง€๋„ ์ž๋™ ๊ตฌ์ถ•

์ง•์ง•์•ŒํŒŒ์นด 2023. 1. 7. 01:01
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https://softeer.ai/practice/info.do?idx=1&eid=413 

 

Softeer

์—ฐ์Šต๋ฌธ์ œ๋ฅผ ๋‹ด์„ Set์„ ์„ ํƒํ•ด์ฃผ์„ธ์š”. ์ทจ์†Œ ํ™•์ธ

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โญ ๋ฌธ์ œ

์–ธ์–ด๋ณ„ ์‹œ๊ฐ„/๋ฉ”๋ชจ๋ฆฌ
Python 2์ดˆ 128MB

๋ฌธ์ œ
ํ˜„๋Œ€์ž๋™์ฐจ๊ทธ๋ฃน์ด ๋ ˆ๋ฒจ3 ์ž์œจ์ฃผํ–‰์ฐจ ์ƒ์šฉํ™” ๋ชฉํ‘œ์— ๋ฐœ๋งž์ถฐ ์ด๋ ฅ์„ ๋‹คํ•˜๊ณ  ์žˆ๋Š” ๊ฐ€์šด๋ฐ, ๊ตญ๋‚ด ์ตœ๊ณ  ์ˆ˜์ค€์˜ ์ง€๋„ ๊ตฌ์ถ• ๊ธฐ์ˆ ๋ ฅ์„ ๋ณด์œ ํ•œ ํ˜„๋Œ€์— ์—”์†Œํ”„ํŠธ๋Š” ์ž์œจ์ฃผํ–‰์— ํ•„์š”ํ•œ ์ •๋ฐ€์ง€๋„๋ฅผ ์ œ์ž‘ํ•ด ๋ฐฐํฌํ•˜๊ณ , ๊ธฐ์ˆ  ๊ณ ๋„ํ™”๋ฅผ ์œ„ํ•œ ์—ฐ๊ตฌ์— ๋งค์ง„ํ•˜๊ณ  ์žˆ๋‹ค.

์ตœ๊ทผ์—๋Š” ๋„๋กœ ๋ฐ์ดํ„ฐ๋ฅผ ๊ธฐ๋ฐ˜์œผ๋กœ ์ž๋™์œผ๋กœ ์ •๋ฐ€์ง€๋„๋ฅผ ๊ตฌ์ถ•ํ•˜๋Š” ‘์ง€๋„ ์ž๋™ ๊ตฌ์ถ•(Map Auto Creation, ์ดํ•˜ MAC)’ ๊ธฐ์ˆ ์„ ๊ฐœ๋ฐœํ•ด ์ง€๋„ ์ œ์ž‘ ์‹œ๊ฐ„์„ ๋‹จ์ถ•ํ•˜๊ณ  ์ •๋ฐ€๋„๋ฅผ ํ–ฅ์ƒ์‹œํ‚ค๋Š” ๋ฐ ์„ฑ๊ณตํ–ˆ๋‹ค.

์ž์œจ์ฃผํ–‰์ฐจ์šฉ ์ •๋ฐ€ ์ง€๋„์— ๊ด€ํ•œ ๊ถ๊ธˆ์ฆ์œผ๋กœ ์ธํ„ฐ๋„ท ๊ฒ€์ƒ‰์„ ํ•ด๋ณด๋‹ˆ, Diamond-Square-Algorithm์ด๋ผ๋Š” ๊ฒƒ์„ ์ฐพ๊ฒŒ ๋˜์—ˆ๋‹ค. ์ด ์•Œ๊ณ ๋ฆฌ์ฆ˜์€ ์ •์‚ฌ๊ฐํ˜•์„ ์ด๋ฃจ๋Š” ์  4๊ฐœ๋ฅผ ๊ณ ๋ฅด๊ณ  ๊ทธ ํ›„์—๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์€ ๊ณผ์ •์„ ๊ฑฐ์ณ ๋ชจ์–‘์ด ๋งŒ๋“ค์–ด์ง„๋‹ค.

 

์ •์‚ฌ๊ฐํ˜•์˜ ๊ฐ ๋ณ€์˜ ์ค‘์•™์— ์ ์„ ํ•˜๋‚˜ ์ถ”๊ฐ€ํ•œ๋‹ค.

์ •์‚ฌ๊ฐํ˜•์˜ ์ค‘์‹ฌ์— ์ ์„ ํ•˜๋‚˜ ์ถ”๊ฐ€ํ•œ๋‹ค.


์ œ์•ฝ์กฐ๊ฑด

1 ≤ N ≤ 15

์ž…๋ ฅํ˜•์‹
์ฒซ์งธ ์ค„์— N์ด ์ฃผ์–ด์ง„๋‹ค.

์ถœ๋ ฅํ˜•์‹
์ฒซ์งธ ์ค„์— N๋‹จ๊ณ„๋ฅผ ๊ฑฐ์นœ ์ ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ถœ๋ ฅํ•œ๋‹ค.

์ž…๋ ฅ์˜ˆ์ œ1
1

์ถœ๋ ฅ์˜ˆ์ œ1
9

 

โœ… Code

# Diamond-Square-Algorithm
# ์ •์‚ฌ๊ฐํ˜•์„ ์ด๋ฃจ๋Š” ์  4๊ฐœ๋ฅผ ๊ณ ๋ฅด๊ณ  ๊ทธ ํ›„์—๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์€ ๊ณผ์ •์„ ๊ฑฐ์ณ ๋ชจ์–‘์ด ๋งŒ๋“ค์–ด์ง„๋‹ค.
# ์ •์‚ฌ๊ฐํ˜•์˜ ๊ฐ ๋ณ€์˜ ์ค‘์•™์— ์ ์„ ํ•˜๋‚˜ ์ถ”๊ฐ€
# ์ •์‚ฌ๊ฐํ˜•์˜ ์ค‘์‹ฌ์— ์ ์„ ํ•˜๋‚˜ ์ถ”๊ฐ€

# ์ฒซ์งธ ์ค„์— N๋‹จ๊ณ„๋ฅผ ๊ฑฐ์นœ ์ ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ถœ๋ ฅ

import sys

N = int(input())
table = [0] * 16
table[0] = 2        # ํ•œ ๋ณ€์˜ ์  ๊ฐœ์ˆ˜๋Š” 2๊ฐœ

for i in range(1, N+1) :
    # N๋ฒˆ์งธ ๋‹จ๊ณ„์˜ ํ•œ ๋ณ€์˜ ์ ์˜ ๊ฐœ์ˆ˜ = (N-1๋ฒˆ์งธ ์ ์˜ ๊ฐœ์ˆ˜ + N-1๋ฒˆ์งธ ์ ์˜ ๊ฐœ์ˆ˜-1) 
    table[i] = table[i-1] + (table[i-1] - 1)

print(table[N] ** 2)    # ํ•œ ๋ณ€์˜ ์  ๊ฐœ์ˆ˜ ์ œ๊ณฑ
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