#1 (2)
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#2 (3)
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#3 (5)
最長迴文子串
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#4 (287)
尋找重複數
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#5 (300)
最長上升子序列
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#6 (309)
最佳買賣股票時機含冷凍期
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#7 (322)
零錢兌換
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#8 (337)
打家劫舍II
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#9 (338)
比特位計數
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#10 (347)
前K個高頻元素
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