Algorithm Problem/Python
[python] SWEA - 3304. ์ต์ฅ ๊ณตํต ๋ถ๋ถ ์์ด
deo2kim
2020. 12. 18. 23:45
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๐ค๋ฌธ์ ํด๊ฒฐ
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D3 | DP (LCS)
๐จ ์ญ์ SWEA์ ๋์ด๋๋ ๋ฏฟ์๊ฒ ๋ชป๋๋ค. ์ด๊ฒ ๊ฒจ์ฐ D3๋ผ๋...
๐จ [python] ๋ฐฑ์ค - 9251. LCS (์ฐธ๊ณ )
๐จ ์ง๋๋ฒ์ ๋ฐฑ์ค์์ ํ๋ฒ ํ์๊ณ , ์ฝ๋ฉํ ์คํธํ ๋ ํ๋ฒ ํ์๊ณ , ์ด๋ฒ์ ๋ค์ ํธ๋๊น ์ด๋์ ๋ ์ดํด๊ฐ ๋๊ฑฐ ๊ฐ๋ค.
๐ป์์ค ์ฝ๋
# ์
๋ ฅ
T = int(input())
Ns = [input() for _ in range(T)]
# ํ์ด - LCS
results = []
for tc in range(T):
A, B = Ns[tc].split()
dp = [[0] * (len(A) + 1) for _ in range(len(B) + 1)]
for i in range(1, len(dp)):
for j in range(1, len(dp[i])):
# ๊ฐ์ ๋
if B[i - 1] == A[j - 1]:
dp[i][j] = dp[i - 1][j - 1] + 1
# ๋ค๋ฅผ ๋
else:
dp[i][j] = max(dp[i - 1][j], dp[i][j - 1])
results.append((dp[-1][-1]))
# ์ถ๋ ฅ
for tc in range(T):
print(f'#{tc + 1} {results[tc]}')
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