icpc笔记本 去做 数据结构 比特币 BIT2D.cpp DSUPartial.cpp 稀疏表 SegTree.cpp SegTreePersistent.cpp SegTree2D.cpp SegTreeBeats.cpp SegTreeSparse.cpp ImplicitSet.cpp MergeSortTree.cpp MinQueue.cpp Treap.cpp TreapPersistent.cpp 随机堆 WaveletTree.cpp SplayTree.cpp KDTree.cpp 荔枝树 Paretto.cpp DP DivideAndConquer.cpp 汉字库 外星人 Knuth.cpp 1D1D.cpp Slope.cpp @ https://codeforces.com/blog/entry/47821 SOS.cp