/opt/scala/bin/scalac: line 50: /dev/null: Permission denied
Main.scala:6: error: not enough arguments for method apply: (index: Int)Char in class StringOps.
Unspecified value parameter index.
println(Hoge.hoge()(2))
^
one error found
spoj: The program compiled successfully, but Main.class was not found.
Class Main should contain method: def main(args: Array[String]).