/** File "Hello.scala" by KWR for CSE250, Fall 2022. A values & references puzzle. */ object Hello { //"object" not "class" is like "static" in C++/Java def main(args: Array[String]) = { //templates are [...] not <...> as in C++/Java val s = "Hello"; //semicolon is optional var t = "Would" s(0) = 'J' //arrays use (...) not [...] t(2) = 'r' println(s + " " + t + "!") //"Hello World!" or "Jello World"---or bomb? } }