1993: if 1998: "if" too slow; use "case". 2002: "case" too slow; use Boolean algebra. 2006: Boolean algebra too slow, use arrays & pointers. 2010: Who wrote

1993: if 1998: "if" too slow; use "case". 2002: "case" too slow; use Boolean algebra. 2006: Boolean algebra too slow, use arrays & pointers. 2010: Who wrote this shit and what does it do? Rewritten to use "if".