[BOJ ๋ฐฑ์ค€ 11051] ์ดํ•ญ๊ณ„์ˆ˜ 2 with python

2021. 6. 9. 23:13ยท ์•Œ๊ณ ๋ฆฌ์ฆ˜

์ฒ˜์Œ์€ ์ œ์ผ ์‰ฌ์›Œ ๋ณด์ด๋Š” ๋ฐฉ๋ฒ•์œผ๋กœ ํ’€์Œ. ์™œ๋ƒํ•˜๋ฉด ํŒŒ์Šค์นผ์˜ ์‚ผ๊ฐํ˜•์€ ๊นŒ๋จน์€์ง€ ์˜ค๋ž˜๊ณ  dp๋„ ๋‚ฏ์„ค์—ˆ์Œ. ์‹œ๊ฐ„์ œํ•œ์—๋„ ๊ฑธ๋ฆฌ์ง€ ์•Š์„ ์ •๋„๋ผ dp ๋ฌธ์ œ๋กœ ์ƒ๊ฐ ๋ชปํ–ˆ๋‚˜๋ด„. 

n,k = map(int,input().split())
up = 1
for i in range(k):
  up = up * n
  n = n-1
down = 1
for i in range(k):
  down = down * k
  k = k-1

result = up // down
print(result%10007)

 

 ์ด๋ ‡๊ฒŒ ํ‘ธ๋Š” ๊ฒƒ๋ณด๋‹ค๋Š” 2์ฐจ์› ๋ฆฌ์ŠคํŠธ๋ฅผ ๋งŒ๋“  ํ›„์— 1000๊นŒ์ง€์˜ ํŒŒ์Šค์นผ ์‚ผ๊ฐํ˜• ์ •๋ณด๋ฅผ  ๋ฐฐ์—ด์— ์ €์žฅํ•˜๋ฉด ๋จ

 

 

'์•Œ๊ณ ๋ฆฌ์ฆ˜' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

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[BOJ ๋ฐฑ์ค€ 11051] ์ดํ•ญ๊ณ„์ˆ˜ 2 with python
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