Donald E.Knuth (1938~) Hengfeng Wei (hfweiinju.edu.cn)2-2 The Efficiency of Algorithms March05.20203/43Donald E. Knuth (1938 ∼) Hengfeng Wei (hfwei@nju.edu.cn) 2-2 The Efficiency of Algorithms March 05, 2020 3 / 43