English Deutsch Français Italiano Español Português 繁體中文 Bahasa Indonesia Tiếng Việt ภาษาไทย
All categories

1 answers

Assuming there are no spoilsports who don't like either one, the answer you might be looking for is :

X + Y - Z

Subtracting Z keeps the people who like both from being counted twice.

2007-10-30 01:18:10 · answer #1 · answered by Computer Guy 7 · 0 0

fedest.com, questions and answers