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"""
input: 5, 6, 7, 1, 2, 8
output: 5, 6, 7, 8

solution: dynamic
"""

def LongestUpSeq(A):
    dp = [1] * len(A)
    for i in range(1, len(A)):
        dp[i] = max(dp[i], dp[i], *(dp[j] + 1 for j in range(i) if A[j] < A[i]))
    return max(dp)

def main():
    A = [5, 6, 7, 1, 2, 8]
    print(LongestUpSeq(A))

if __name__ == "__main__":
    main()