Question

已经a=3.5,b=5.0,c=2.5,d=true.表达式a>=0 and a+c>b+3 or not d的值是多少

Answer 1

(a>=0)

=true

a+c

=6

b+3

=8

(a+c>b+3)

=(6>8)

=false

not d

=not true

=false

a>=0 and a+c>b+3 or not d

=true and false or false

=false or false

=false