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[๋ฐฑ์ค] Q1309 ๋๋ฌผ์ (python , ๋ค์ด๋๋ฏน ํ๋ก๊ทธ๋๋ฐ)
JihyunLee
2019. 11. 29. 13:57
๋ฐ์ํ
๋ฐฑ์ค ๋๋ฌผ์ ๋ฌธ์ ๋ฅผ ๋ค์ด๋๋ฏน ํ๋ก๊ทธ๋๋ฐ์ผ๋ก ํ์ด๋ณด์๋ค.
case0,1,2 ๋ ๊ฐ๊ฐ ์ฌ์๊ฐ ์์๋, ์ผ์ชฝ์ ์์๋, ์ค๋ฅธ์ชฝ์ ์์ ๋๋ฅผ ์๋ฏธํ๋ค.
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def main():
N = int(input())
case =[1,1,1]
for i in range(2,N+1):
c0 = case[0] + case[1] + case[2]
c1 = case[0] + case[1]
c2 = case[0] + case[2]
case[0] = c0%9901
case[1] = c1%9901
case[2] = c2%9901
print(sum(case)%9901)
if __name__ == "__main__":
main()
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cs |
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