Program:=(Decl|Function)*

Function:= Type Name (DeclNoInit? (, DeclNoInit)*) CodeBlock

Type:= Type "*" | byte | Type? (Type*(,Type*))
Name:= Alpha AlphaNum*
DeclNoInit:= Type Name
CodeBlock = { Statement* }
Statement = WhileLoop | ForLoop | If | IfElse | Decl | ExpressionStatement
WhileLoop = while(Expression)  :