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[python] SWEA - 10580. μ „λ΄‡λŒ€
Algorithm Problem/Python

[python] SWEA - 10580. μ „λ΄‡λŒ€

2020. 12. 6. 22:58
λ°˜μ‘ν˜•

πŸ€”λ¬Έμ œ ν•΄κ²°

  • lv3

πŸ’¨ 많이 κ³ λ―Όν–ˆλŠ”λ° N의 λ²”μœ„κ°€ κ·Έλ ‡κ²Œ 크지 μ•Šμ•„μ„œ λ‹¨μˆœν•˜κ²Œ μ‹€ν–‰ν–ˆλ‹€.

πŸ’¨ 전선을 ν•˜λ‚˜ κ³¨λΌμ„œ λ‚˜λ¨Έμ§€ μ „μ„ λ“€κ³Ό 비ꡐ해쀀닀.

πŸ’¨ 전선이 λ§Œλ‚œλ‹€λ©΄ +1 을 ν•΄μ£Όκ³  λͺ¨λ“  전선을 νƒμƒ‰ν•œλ‹€.

πŸ’¨ A 전선이 B전선을 λ§Œλ‚˜λŠ” κ²½μš°μ™€ B전선이 A전선을 λ§Œλ‚˜λŠ” κ²½μš°κ°€ μ€‘λ³΅λ˜λ―€λ‘œ κ²°κ³Όμ—μ„œ λ‚˜λˆ„κΈ° 2λ₯Ό ν•΄μ€€λ‹€.

 

πŸ’»μ†ŒμŠ€ μ½”λ“œ

for tc in range(int(input())):
    N = int(input())
    telephone_pole = [tuple(map(int, input().split())) for _ in range(N)]
    cnt = 0
    for i in range(N):
        for j in range(N):
            if i == j: continue

            if telephone_pole[i][0] < telephone_pole[j][0] and telephone_pole[i][1] > telephone_pole[j][1]:
                cnt += 1
            elif telephone_pole[i][0] > telephone_pole[j][0] and telephone_pole[i][1] < telephone_pole[j][1]:
                cnt += 1

    print(f'#{tc + 1} {cnt // 2}')
 

πŸ“•λ¬Έμ œ 확인

좜처: SW Expert Academy

 

SW Expert Academy

SW ν”„λ‘œκ·Έλž˜λ° μ—­λŸ‰ 강화에 도움이 λ˜λŠ” λ‹€μ–‘ν•œ ν•™μŠ΅ 컨텐츠λ₯Ό ν™•μΈν•˜μ„Έμš”!

swexpertacademy.com

 

λ°˜μ‘ν˜•
μ €μž‘μžν‘œμ‹œ λΉ„μ˜λ¦¬ λ³€κ²½κΈˆμ§€ (μƒˆμ°½μ—΄λ¦Ό)

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