The RAM(Random Access Machine)Model of Computation Each memory access takes constant time. Each "primitive"operation takes constant time. Compound operations should be decomposed. Counting up the number of time units. Hengfeng Wei (hfweiinju.edu.cn)2-2 The Efficiency of Algorithms arch05,202013/43The RAM (Random Access Machine) Model of Computation ▶ Each memory access takes constant time. ▶ Each “primitive” operation takes constant time. ▶ Compound operations should be decomposed. Counting up the number of time units. Hengfeng Wei (hfwei@nju.edu.cn) 2-2 The Efficiency of Algorithms March 05, 2020 13 / 43