Elegantly determine if more than one boolean is “true”

Question

I have a set of five boolean values. If more than one of these are true I want to excecute a particular function. What is the most elegant way you can think of that would al

Answer 1

Not exactly pretty... but here's another way to do it:

if (
    (a && (b || c || d || e)) ||
    (b && (c || d || e)) ||
    (c && (d || e)) ||
    (d && e)
)