Archive 2015 Apr-20th UVa 12477 - Good Measures of Dispersion ST懶操作線段樹 2014 Oct-30th [ACM 題目] 動態前綴 SThashlcp線段樹 Aug-2nd UVa 12436 - Rip Van Winkle's Code ST線段樹 Jul-6th UVa 11990 - ``Dynamic'' Inversion BITST樹套樹線段樹