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

Shorter and uglier than Vilx-s version:

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