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Type in expressions to have them evaluated.
Type :help for more information.
scala> (2)
res0: Int = 2
scala> (2 + 2)
res1: Int = 4
scala> ((2 + 2))
res2: Int = 4
scala> (((2 + 2)), ((2 + 2)))
res3: (Int, Int) = (4,4)
scala> (((2 + 2)), ((2 + 2)), 2)
res4: (Int, Int, Int) = (4,4,2)
scala> ((((2 + 2)), ((2 + 2)), 2).productIterator ++ Iterator(3) mkString)
res5: String = 4423
scala>
scala> 55 ; ((2 + 2)) ; (1, 2, 3)
res6: (Int, Int, Int) = (1,2,3)
scala>
scala> () => 5
res7: () => Int = <function0>
scala> 55 ; () => 5
res8: () => Int = <function0>
scala> () => { class X ; new X }
res9: () => java.lang.Object with ScalaObject = <function0>
scala>
scala> def foo(x: Int)(y: Int)(z: Int) = x+y+z
foo: (x: Int)(y: Int)(z: Int)Int
scala> foo(5)(10)(15)+foo(5)(10)(15)
res10: Int = 60
scala>
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