20/05/01 11:29:05 TOWtsDG5.net
>>423 Ruby
$><<$_.split(' | ').reduce(''){|s,e|[s.upcase,s+e][e.ord%-3]}while gets
-*- input -*-
hello
hello | world
hello | world | upper
world | hello
world | hello | upper
-*- output -*-
hello
helloworld
HELLOWORLD
worldhello
WORLDHELLO