syntax:
none, true, false, 123, "hello!", [a, b, c], (a, b, c), arr[i], s.p
function: add = (a, b) -> a + b; or simply (a, b) -> a + b for lambdas.
hello world: console.print("hello world")
greeter:
(name, console2) = console.input();
console2.print("hello, "++name++"!")