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Merge pull request #681 from baekhangyeol/main
[백한결] 103차 라이브 코테 제출
2 parents e5b9faf + c56cee7 commit 1cc374e

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def main():
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N = int(input())
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A = [list(map(int, input().split())) for _ in range(N)]
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for i in range(N):
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for j in range(N):
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for k in range(N):
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if A[j][i] and A[i][k]:
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A[j][k] = 1
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for num in A:
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print(' '.join(map(str, num)))
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if __name__ == "__main__":
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main()
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def main():
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N = int(input())
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dp = [float('inf')] * (N + 1)
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dp[0] = 0
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for i in range(1, N+1):
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if i >= 3 and dp[i - 3] != float('inf'):
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dp[i] = min(dp[i], dp[i - 3] + 1)
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if i >= 5 and dp[i - 5] != float('inf'):
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dp[i] = min(dp[i], dp[i - 5] + 1)
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if dp[N] == float('inf'):
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dp[N] = -1
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print(dp[N])
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if __name__ == "__main__":
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main()
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def solution(n):
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dp = [0] * (n + 1)
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dp[1] = 1
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if n >= 2:
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dp[2] = 2
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# 마지막에 세로로 1개 두는 경우 -> 한 자리가 비워져 있어야 함
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# 마지막에 가로로 2개 두는 경우 -> 두 자리가 비워져 있어야 힘
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for i in range(3, n + 1):
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dp[i] = (dp[i - 1] + dp[i - 2]) % 1000000007
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return dp[n]

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