๋ฌธ์
https://www.acmicpc.net/problem/2407
ํ์ด
# ๋ฐฑ์ค 2407๋ฒ ๋ฌธ์ - ์กฐํฉ
import math
n, m = map(int, input().split())
print(int(math.factorial(n) // (math.factorial(m)*math.factorial(n-m))))
factorial ํจ์๋ฅผ ์ฌ์ฉํ๋ฉด ๋งค์ฐ ์ฝ๊ฒ ํ ์ ์๋ ๋ฌธ์ ์๋ค.
'๐๏ธ Algorithm > ๐ฉ ๋ฐฑ์ค' ์นดํ ๊ณ ๋ฆฌ์ ๋ค๋ฅธ ๊ธ
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