[ํ๋ก๊ทธ๋๋จธ์ค-Lv1] ์ฝ์์ ๊ฐ์์ ๋ง์
/ Python
๐ Problem Solving/Programmers
์ฝ๋ฉํ ์คํธ ์ฐ์ต - ์ฝ์์ ๊ฐ์์ ๋ง์
๋ ์ ์ left์ right๊ฐ ๋งค๊ฐ๋ณ์๋ก ์ฃผ์ด์ง๋๋ค. left๋ถํฐ right๊น์ง์ ๋ชจ๋ ์๋ค ์ค์์, ์ฝ์์ ๊ฐ์๊ฐ ์ง์์ธ ์๋ ๋ํ๊ณ , ์ฝ์์ ๊ฐ์๊ฐ ํ์์ธ ์๋ ๋บ ์๋ฅผ return ํ๋๋ก solution ํจ์๋ฅผ ์์ฑํด์ฃผ
programmers.co.kr
def divisor(num):
cnt = 0
for i in range(1, num + 1):
if num % i == 0:
cnt += 1
if cnt % 2 == 0:
return True
else:
return False
def solution(left, right):
answer = 0
for i in range(left, right + 1):
if divisor(i):
answer += i
else:
answer -= i
return answer
ํด์ค
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