精选优质文档-倾情为你奉上1 给出下面表达式的逆波兰表示(后缀式):a*(-b+c)a+b*(c+d/e)not A or not(C or not D)(A and B)or (not C or D) 后缀式分别为:ab-c+*abcde/+*+A not CD not or not orAB and C not D or or3. 请将表达式-(a+b)*(c+d)-(a+b+c)分别表示成三元式、间接三元式和四元式序列。三元式:(0)(+,a, b)(1) ( -, (0), _)(2) (+, c, d)(3) (*,(1),(2)(4)(+,a, b)(5) (+, (4), c)(6) (-,(3),(5)间接三元式:(1)(+,a, b)(2) ( -, (1), _)(3) (+, c, d)(4) (*,(2),(3)(5) (+, (1), c)(6) (-,(4),(5)间接代码: (1) (2)