(Program
  (For
    (Assignment
      (Identifier)
      (NumberLiteral))
    (FunctionCall
      (Identifier))
    (RelationalOperator
      (Identifier)
      (Other "<")
    { (NumberLiteral)
    ->(NumberLiteral) })
    (MathOperator
      (Identifier)
      (Other "++"))
    (ExpressionStatements
      (ExpressionStatements
        (FunctionCall
          (Identifier)
          (Identifier))))))