Disadvantages: On different machines At different time On different inputs No Standards. Hengfeng Wei (hfweiinju.edu.cn)2-2 The Efficiency of Algorithms March05,202011/43Disadvantages: ▶ On different machines ▶ At different time ▶ On different inputs No Standards. Hengfeng Wei (hfwei@nju.edu.cn) 2-2 The Efficiency of Algorithms March 05, 2020 11 / 43