--- a/progs/lecture1.scala Mon Nov 07 12:11:54 2016 +0000
+++ b/progs/lecture1.scala Mon Nov 07 12:55:15 2016 +0000
@@ -4,107 +4,6 @@
// maps
// recursion
// webpages
-
-
-//**Assignment (values)**
-//=======================
-val x = 42
-val y = 3 + 4
-
-
-//**Collections**
-//===============
-List(1,2,3,1)
-Set(1,2,3,1)
-
-1 to 10
-(1 to 10).toList
-
-(1 until 10).toList
-
-
-//**Printing/Strings**
-//====================
-
-println("test")
-val tst = "This is a " + "test"
-println(tst)
-
-val lst = List(1,2,3,1)
-
-println(lst.toString)
-println(lst.mkString("\n"))
-
-// some methods take more than one argument
-println(lst.mkString("[",",","]"))
-
-//**Conversion methods**
-//======================
-
-List(1,2,3,1).toString
-List(1,2,3,1).toSet
-"hello".toList
-1.toDouble
-
-//**Types**
-//=========
-
-// Int, Long, BigInt
-// String, Char
-// List[Int], Set[Double]
-// Pairs: (Int, String)
-// List[(BigInt, String)]
+// string interpolations
-//**Smart Strings**
-//=================
-
-
-//**Pairs/Tuples**
-//================
-
-val p = (1, "one")
-p._1
-p._2
-
-val t = (4,1,2,3)
-t._4
-
-//**Function Definitions**
-//========================
-
-def square(x: Int): Int = x * x
-
-//**Ifs control structures**
-//==========================
-
-def fact(n: Int): Int =
- if (n == 0) 1 else n * fact(n - 1)
-
-
-def fact2(n: BigInt): BigInt =
- if (n == 0) 1 else n * fact2(n - 1)
-
-def fib(n: Int): Int =
- if (n == 0) 1 else
- if (n == 1) 1 else fib(n - 1) + f(n - 2)
-
-
-//a recursive function
-def gcd(x: Int, y: Int): Int = 2 //???
-
-
-
-//**Assert/Testing**
-====================
-
-//**For-Maps (not For-Loops)**
-//============================
-
-for (n <- (1 to 10).toList) yield square(n)
-
-for (n <- (1 to 10).toList; m <- (1 to 10).toList) yield m * n
-
-val mtable = for (n <- (1 to 10).toList; m <- (1 to 10).toList) yield m * n
-
-mtable.sliding(10,10).toList.mkString(
--- a/progs/lecture2.scala Mon Nov 07 12:11:54 2016 +0000
+++ b/progs/lecture2.scala Mon Nov 07 12:55:15 2016 +0000
@@ -1,1 +1,2 @@
// sudoku
+// some none