diff --git a/Aritmethic/.idea/compiler.xml b/Aritmethic/.idea/compiler.xml
new file mode 100644
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--- /dev/null
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diff --git a/Aritmethic/.idea/copyright/profiles_settings.xml b/Aritmethic/.idea/copyright/profiles_settings.xml
new file mode 100644
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--- /dev/null
+++ b/Aritmethic/.idea/copyright/profiles_settings.xml
@@ -0,0 +1,3 @@
+
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+
\ No newline at end of file
diff --git a/Aritmethic/.idea/misc.xml b/Aritmethic/.idea/misc.xml
new file mode 100644
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--- /dev/null
+++ b/Aritmethic/.idea/misc.xml
@@ -0,0 +1,4 @@
+
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\ No newline at end of file
diff --git a/Aritmethic/.idea/workspace.xml b/Aritmethic/.idea/workspace.xml
new file mode 100644
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--- /dev/null
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+ No facets are configured
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+ scala-sdk-2.11.8
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+ 1.8
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+ ElementLibrary
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+ 1.8
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+ scala-sdk-2.11.8
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\ No newline at end of file
diff --git a/Chapter6/.idea/compiler.xml b/Chapter6/.idea/compiler.xml
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diff --git a/Chapter6/.idea/copyright/profiles_settings.xml b/Chapter6/.idea/copyright/profiles_settings.xml
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\ No newline at end of file
diff --git a/Chapter6/.idea/misc.xml b/Chapter6/.idea/misc.xml
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diff --git a/Chapter6/.idea/modules.xml b/Chapter6/.idea/modules.xml
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diff --git a/Chapter6/.idea/scala_compiler.xml b/Chapter6/.idea/scala_compiler.xml
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diff --git a/Chapter6/.idea/workspace.xml b/Chapter6/.idea/workspace.xml
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diff --git a/Chapter6/Chapter6.iml b/Chapter6/Chapter6.iml
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+++ b/Chapter6/Chapter6.iml
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\ No newline at end of file
diff --git a/Chapter6/src/main/Rational.scala b/Chapter6/src/main/Rational.scala
new file mode 100644
index 0000000..15441ce
--- /dev/null
+++ b/Chapter6/src/main/Rational.scala
@@ -0,0 +1,39 @@
+package main
+
+/**
+ * Created by claudio on 02/10/16.
+ */
+class Rational(n: Int, d: Int) {
+
+ require(d!=0) //throw IllegalArgumentException if not
+
+ private val g = gcd(n.abs,d.abs)
+
+ val numer: Int = n / g
+ val denom: Int = d / g
+
+ def this(n: Int) = this(n, 1) //Auxiliary constructors MUST call another construct
+
+ override def toString = if (d == 1) s"$n" else s"$n/$d"
+
+ def +(that: Rational): Rational = new Rational((numer * that.denom) +
+ (that.numer * denom), denom * that.denom)
+ def +(that: Int): Rational = new Rational(numer + that * denom, denom)
+ def -(that: Rational): Rational = this + new Rational(-that.numer, denom)
+ def -(that: Int): Rational = this + -that
+ def *(that: Rational): Rational = new Rational(numer * that.numer, denom * that.denom)
+ def *(that: Int): Rational = new Rational(numer * that, denom)
+ def /(that: Rational): Rational = this * that.reciprocal
+ def /(that: Int): Rational = this * new Rational(1, that)
+ def reciprocal: Rational = new Rational(denom, numer)
+ def lessThan(that: Rational): Boolean = numer * that.denom < that.numer * denom
+ def max(that: Rational): Rational = if (this lessThan that) that else this
+
+ private def gcd(a: Int, b: Int): Int = if (b == 0) a else gcd(b, a % b)
+ implicit def IntToRational(x: Int): Rational = new Rational(x)
+}
+
+object Rational{
+ def apply(numer: Int): Rational = new Rational(numer)
+ def apply(numer: Int, denom: Int): Rational = new Rational(numer, denom)
+}
\ No newline at end of file
diff --git a/Chapter6/src/main/main.scala b/Chapter6/src/main/main.scala
new file mode 100644
index 0000000..e5c6699
--- /dev/null
+++ b/Chapter6/src/main/main.scala
@@ -0,0 +1,7 @@
+package main
+
+object main extends App{
+ println("Chapter 6: Functional Objects\n")
+ val fraction = Rational(1)-Rational(2)+Rational(3,2)/Rational(1,2)+3
+ println(s"$fraction")
+}
\ No newline at end of file
diff --git a/Chapter7/.idea/compiler.xml b/Chapter7/.idea/compiler.xml
new file mode 100644
index 0000000..96cc43e
--- /dev/null
+++ b/Chapter7/.idea/compiler.xml
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diff --git a/Chapter7/.idea/copyright/profiles_settings.xml b/Chapter7/.idea/copyright/profiles_settings.xml
new file mode 100644
index 0000000..e7bedf3
--- /dev/null
+++ b/Chapter7/.idea/copyright/profiles_settings.xml
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+
+
+
\ No newline at end of file
diff --git a/Chapter7/.idea/misc.xml b/Chapter7/.idea/misc.xml
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diff --git a/Chapter7/.idea/modules.xml b/Chapter7/.idea/modules.xml
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\ No newline at end of file
diff --git a/Chapter7/.idea/workspace.xml b/Chapter7/.idea/workspace.xml
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+ 1475765406759
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\ No newline at end of file
diff --git a/Chapter7/Chapter7.iml b/Chapter7/Chapter7.iml
new file mode 100644
index 0000000..513fe2d
--- /dev/null
+++ b/Chapter7/Chapter7.iml
@@ -0,0 +1,12 @@
+
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\ No newline at end of file
diff --git a/Chapter7/prova/cartesi.scala b/Chapter7/prova/cartesi.scala
new file mode 100644
index 0000000..e69de29
diff --git a/Chapter7/prova/chiodi.bat b/Chapter7/prova/chiodi.bat
new file mode 100644
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diff --git a/Chapter7/prova/chiodi.gif b/Chapter7/prova/chiodi.gif
new file mode 100644
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diff --git a/Chapter7/prova/chiodi/altro.com b/Chapter7/prova/chiodi/altro.com
new file mode 100644
index 0000000..e69de29
diff --git a/Chapter7/prova/ciao.scala b/Chapter7/prova/ciao.scala
new file mode 100644
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diff --git a/Chapter7/prova/cose.txt b/Chapter7/prova/cose.txt
new file mode 100644
index 0000000..82e5711
--- /dev/null
+++ b/Chapter7/prova/cose.txt
@@ -0,0 +1 @@
+chiodi cose malusa
diff --git a/Chapter7/prova/gradino.scala b/Chapter7/prova/gradino.scala
new file mode 100644
index 0000000..e69de29
diff --git a/Chapter7/prova/lettoacastello.scala b/Chapter7/prova/lettoacastello.scala
new file mode 100644
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diff --git a/Chapter7/prova/malusa.html b/Chapter7/prova/malusa.html
new file mode 100644
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diff --git a/Chapter7/prova/nano.doc b/Chapter7/prova/nano.doc
new file mode 100644
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diff --git a/Chapter7/prova/scaletta.scala b/Chapter7/prova/scaletta.scala
new file mode 100644
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diff --git a/Chapter7/src/main/main.scala b/Chapter7/src/main/main.scala
new file mode 100644
index 0000000..c3846ee
--- /dev/null
+++ b/Chapter7/src/main/main.scala
@@ -0,0 +1,32 @@
+package main
+import java.io.File
+
+/**
+ * Created by claudio on 06/10/16.
+ */
+object main extends App{
+ println("Chapter 6: Built-in command structures")
+ println("\nGrepping '.*' from files in 'prova' directory")
+ val files = new File("prova").listFiles
+
+ def grep(pattern: String) {
+ def fileLines(file: File) = scala.io.Source.fromFile(file).getLines().toList
+ for {
+ file <- files
+ if file.isFile
+ line <- fileLines(file)
+ trimmed = line.trim
+ if trimmed.matches(pattern)
+ } println(file+": "+trimmed)
+ }
+ grep(".*")
+
+ println("\nListing all .scala files in 'prova' directory")
+ def scalaFiles =
+ for{
+ file <- files
+ if file.getName.endsWith(".scala")
+ } yield file
+ val stairwayFiles = scalaFiles
+ stairwayFiles.foreach(f => println(f))
+}
diff --git a/First/.idea/compiler.xml b/First/.idea/compiler.xml
new file mode 100644
index 0000000..96cc43e
--- /dev/null
+++ b/First/.idea/compiler.xml
@@ -0,0 +1,22 @@
+
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diff --git a/First/.idea/copyright/profiles_settings.xml b/First/.idea/copyright/profiles_settings.xml
new file mode 100644
index 0000000..e7bedf3
--- /dev/null
+++ b/First/.idea/copyright/profiles_settings.xml
@@ -0,0 +1,3 @@
+
+
+
\ No newline at end of file
diff --git a/First/.idea/misc.xml b/First/.idea/misc.xml
new file mode 100644
index 0000000..71d6552
--- /dev/null
+++ b/First/.idea/misc.xml
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+
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diff --git a/First/.idea/modules.xml b/First/.idea/modules.xml
new file mode 100644
index 0000000..a3bee3b
--- /dev/null
+++ b/First/.idea/modules.xml
@@ -0,0 +1,8 @@
+
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\ No newline at end of file
diff --git a/First/.idea/modules/first.iml b/First/.idea/modules/first.iml
new file mode 100644
index 0000000..0d1ac1d
--- /dev/null
+++ b/First/.idea/modules/first.iml
@@ -0,0 +1,13 @@
+
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\ No newline at end of file
diff --git a/First/.idea/sbt.xml b/First/.idea/sbt.xml
new file mode 100644
index 0000000..9a29dd1
--- /dev/null
+++ b/First/.idea/sbt.xml
@@ -0,0 +1,12 @@
+
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\ No newline at end of file
diff --git a/First/.idea/workspace.xml b/First/.idea/workspace.xml
new file mode 100644
index 0000000..56970d9
--- /dev/null
+++ b/First/.idea/workspace.xml
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diff --git a/First/build.sbt b/First/build.sbt
new file mode 100644
index 0000000..a792ce8
--- /dev/null
+++ b/First/build.sbt
@@ -0,0 +1,6 @@
+name := "First"
+
+version := "1.0"
+
+scalaVersion := "2.11.8"
+
\ No newline at end of file
diff --git a/First/project/build.properties b/First/project/build.properties
new file mode 100644
index 0000000..d638b4f
--- /dev/null
+++ b/First/project/build.properties
@@ -0,0 +1 @@
+sbt.version = 0.13.8
\ No newline at end of file
diff --git a/First/project/plugins.sbt b/First/project/plugins.sbt
new file mode 100644
index 0000000..14a6ca1
--- /dev/null
+++ b/First/project/plugins.sbt
@@ -0,0 +1 @@
+logLevel := Level.Warn
\ No newline at end of file
diff --git a/First/src/main/scala/Hello.scala b/First/src/main/scala/Hello.scala
new file mode 100644
index 0000000..7d5f687
--- /dev/null
+++ b/First/src/main/scala/Hello.scala
@@ -0,0 +1,34 @@
+object Hello{
+ def main(args: Array[String]) = {
+ println("Hello, world")
+
+ //the args and predicates
+ println("Here are the args: ")
+ args.foreach((arg: String) => {
+ println(arg)
+ })
+
+ //objects
+ val big = new java.math.BigInteger("12345")
+
+ //arrays and [] (not recomended way to init, too verbose)
+ val lgrs = new Array[String](3)
+ lgrs(0) = "Greetings, and"
+ lgrs(1) = " welcome to"
+ lgrs(2) = " another LGR thing!"
+ for (i <- 0 to 2)
+ print(lgrs(i))
+ println()
+
+ // val means only no reassignation: the object CAN change
+ lgrs.update(2, lgrs(2) + " Let's go thrifting!" +
+ " [Branches.mp3 plays]") // "obj(args...) = something" == "obj.update(args..., something)
+ for (i <- 0.to(2)) // operators do not exist: operators are just methods.
+ print(lgrs.apply(i)) // "obj(args...)" == "obj.apply(args...)"
+ println()
+
+ // Recommended way to initialize arrays, == "Array.apply(args...)" (factory method)
+ val techmoans = Array("That's it for the moment, ", "and as always ", "thanks for watching! ", "[muppet clip]")
+ techmoans.foreach(techmoan => print(techmoan))
+ }
+}
\ No newline at end of file
diff --git a/FirstObject/.idea/compiler.xml b/FirstObject/.idea/compiler.xml
new file mode 100644
index 0000000..96cc43e
--- /dev/null
+++ b/FirstObject/.idea/compiler.xml
@@ -0,0 +1,22 @@
+
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diff --git a/FirstObject/.idea/copyright/profiles_settings.xml b/FirstObject/.idea/copyright/profiles_settings.xml
new file mode 100644
index 0000000..e7bedf3
--- /dev/null
+++ b/FirstObject/.idea/copyright/profiles_settings.xml
@@ -0,0 +1,3 @@
+
+
+
\ No newline at end of file
diff --git a/FirstObject/.idea/libraries/SBT__org_scala_lang_scala_library_2_11_8_jar.xml b/FirstObject/.idea/libraries/SBT__org_scala_lang_scala_library_2_11_8_jar.xml
new file mode 100644
index 0000000..ee0cbf7
--- /dev/null
+++ b/FirstObject/.idea/libraries/SBT__org_scala_lang_scala_library_2_11_8_jar.xml
@@ -0,0 +1,18 @@
+
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diff --git a/FirstObject/.idea/misc.xml b/FirstObject/.idea/misc.xml
new file mode 100644
index 0000000..bcd7087
--- /dev/null
+++ b/FirstObject/.idea/misc.xml
@@ -0,0 +1,26 @@
+
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diff --git a/FirstObject/.idea/modules.xml b/FirstObject/.idea/modules.xml
new file mode 100644
index 0000000..532d626
--- /dev/null
+++ b/FirstObject/.idea/modules.xml
@@ -0,0 +1,9 @@
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\ No newline at end of file
diff --git a/FirstObject/.idea/modules/firstobject-build.iml b/FirstObject/.idea/modules/firstobject-build.iml
new file mode 100644
index 0000000..ab207b5
--- /dev/null
+++ b/FirstObject/.idea/modules/firstobject-build.iml
@@ -0,0 +1,128 @@
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diff --git a/FirstObject/.idea/modules/firstobject.iml b/FirstObject/.idea/modules/firstobject.iml
new file mode 100644
index 0000000..f3703c3
--- /dev/null
+++ b/FirstObject/.idea/modules/firstobject.iml
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diff --git a/FirstObject/.idea/sbt.xml b/FirstObject/.idea/sbt.xml
new file mode 100644
index 0000000..65c570f
--- /dev/null
+++ b/FirstObject/.idea/sbt.xml
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\ No newline at end of file
diff --git a/FirstObject/.idea/scala_compiler.xml b/FirstObject/.idea/scala_compiler.xml
new file mode 100644
index 0000000..564c87e
--- /dev/null
+++ b/FirstObject/.idea/scala_compiler.xml
@@ -0,0 +1,6 @@
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\ No newline at end of file
diff --git a/FirstObject/.idea/uiDesigner.xml b/FirstObject/.idea/uiDesigner.xml
new file mode 100644
index 0000000..e96534f
--- /dev/null
+++ b/FirstObject/.idea/uiDesigner.xml
@@ -0,0 +1,124 @@
+
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diff --git a/FirstObject/.idea/workspace.xml b/FirstObject/.idea/workspace.xml
new file mode 100644
index 0000000..927dcc1
--- /dev/null
+++ b/FirstObject/.idea/workspace.xml
@@ -0,0 +1,572 @@
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+ 1475419017388
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+ 1475419017388
+
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\ No newline at end of file
diff --git a/FirstObject/build.sbt b/FirstObject/build.sbt
new file mode 100644
index 0000000..8c2da33
--- /dev/null
+++ b/FirstObject/build.sbt
@@ -0,0 +1,6 @@
+name := "FirstObject"
+
+version := "1.0"
+
+scalaVersion := "2.11.8"
+
\ No newline at end of file
diff --git a/FirstObject/project/build.properties b/FirstObject/project/build.properties
new file mode 100644
index 0000000..d638b4f
--- /dev/null
+++ b/FirstObject/project/build.properties
@@ -0,0 +1 @@
+sbt.version = 0.13.8
\ No newline at end of file
diff --git a/FirstObject/project/plugins.sbt b/FirstObject/project/plugins.sbt
new file mode 100644
index 0000000..14a6ca1
--- /dev/null
+++ b/FirstObject/project/plugins.sbt
@@ -0,0 +1 @@
+logLevel := Level.Warn
\ No newline at end of file
diff --git a/FirstObject/src/main/scala/main/ChecksumAccumulator.scala b/FirstObject/src/main/scala/main/ChecksumAccumulator.scala
new file mode 100644
index 0000000..9d9db67
--- /dev/null
+++ b/FirstObject/src/main/scala/main/ChecksumAccumulator.scala
@@ -0,0 +1,27 @@
+package main
+
+import scala.collection.mutable
+
+/**
+ * Created by claudio on 02/10/16.
+ */
+class ChecksumAccumulator {
+ private var sum = 0
+ def add(b: Byte): Unit = sum+=b
+ def checksum(): Int = ~(sum & 0xFF) + 1
+}
+
+object ChecksumAccumulator {
+ private val cache = mutable.Map.empty[String, Int]
+ def calculate(s: String): Int ={
+ if(cache.contains(s)){
+ cache(s)
+ }
+ val ca = new ChecksumAccumulator
+ for(cs <- s)
+ ca.add(cs.toByte)
+ val cs = ca.checksum()
+ cache += (s -> cs)
+ cs
+ }
+}
\ No newline at end of file
diff --git a/FirstObject/src/main/scala/main/FirstObject.scala b/FirstObject/src/main/scala/main/FirstObject.scala
new file mode 100644
index 0000000..85c270c
--- /dev/null
+++ b/FirstObject/src/main/scala/main/FirstObject.scala
@@ -0,0 +1,7 @@
+package main
+
+object FirstObject{
+ def main(args: Array[String]) = {
+ args.foreach(arg => println(arg + ": "+ChecksumAccumulator.calculate(arg)))
+ }
+}
\ No newline at end of file
diff --git a/Lists/.idea/compiler.xml b/Lists/.idea/compiler.xml
new file mode 100644
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diff --git a/Lists/.idea/copyright/profiles_settings.xml b/Lists/.idea/copyright/profiles_settings.xml
new file mode 100644
index 0000000..e7bedf3
--- /dev/null
+++ b/Lists/.idea/copyright/profiles_settings.xml
@@ -0,0 +1,3 @@
+
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\ No newline at end of file
diff --git a/Lists/.idea/misc.xml b/Lists/.idea/misc.xml
new file mode 100644
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+++ b/Lists/.idea/misc.xml
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diff --git a/Lists/.idea/modules.xml b/Lists/.idea/modules.xml
new file mode 100644
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--- /dev/null
+++ b/Lists/.idea/modules.xml
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\ No newline at end of file
diff --git a/Lists/.idea/uiDesigner.xml b/Lists/.idea/uiDesigner.xml
new file mode 100644
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+++ b/Lists/.idea/uiDesigner.xml
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diff --git a/Lists/.idea/workspace.xml b/Lists/.idea/workspace.xml
new file mode 100644
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--- /dev/null
+++ b/Lists/.idea/workspace.xml
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diff --git a/Lists/Lists.iml b/Lists/Lists.iml
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--- /dev/null
+++ b/Lists/Lists.iml
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\ No newline at end of file
diff --git a/Lists/src/main/Main.scala b/Lists/src/main/Main.scala
new file mode 100644
index 0000000..bd44722
--- /dev/null
+++ b/Lists/src/main/Main.scala
@@ -0,0 +1,43 @@
+package main
+
+/**
+ * Created by claudio on 27/11/16.
+ */
+object Main {
+ def main(args: Array[String]): Unit = {
+ val fruits = List("apples", "pears", "bananas")
+ val fruitsAndLemon = "lemon" :: fruits
+ val one :: two :: rest = fruitsAndLemon
+ println(s"$one $two $rest")
+
+ val nums = 3 :: 2 :: 1 :: Nil
+ println(isort(nums))
+ println(msort[Int](_ < _)(nums))
+ println(concatenate(1 :: 2 :: 3 :: Nil, 4 :: 5 :: Nil))
+ }
+ def isort(list: List[Int]): List[Int] = list match {
+ case Nil => Nil
+ case head :: tail => insert(head, isort(tail))
+ }
+ def insert(head: Int, tail: List[Int]): List[Int] = tail match {
+ case Nil => head :: Nil
+ case tailHead :: tailTail =>
+ if(head < tailHead) head :: tail
+ else tailHead :: insert(head, tailTail)
+ }
+ def concatenate[T](first: List[T], second: List[T]): List[T] = first match {
+ case Nil => second
+ case firstHead :: firstTail => firstHead :: concatenate(firstTail, second)
+ }
+ def msort[T](less: (T,T) => Boolean)(list: List[T]): List[T] = list match{
+ case Nil => Nil
+ case a :: Nil => a :: Nil
+ case _ =>
+ val length = list.length/2
+ val front = msort(less)(list take length)
+ val ending = msort(less)(list drop length)
+ if(less(front.head,ending.head)) front ::: ending
+ else ending ::: front
+ }
+}
+
diff --git a/VerificaStatica/.idea/compiler.xml b/VerificaStatica/.idea/compiler.xml
new file mode 100644
index 0000000..96cc43e
--- /dev/null
+++ b/VerificaStatica/.idea/compiler.xml
@@ -0,0 +1,22 @@
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diff --git a/VerificaStatica/.idea/copyright/profiles_settings.xml b/VerificaStatica/.idea/copyright/profiles_settings.xml
new file mode 100644
index 0000000..e7bedf3
--- /dev/null
+++ b/VerificaStatica/.idea/copyright/profiles_settings.xml
@@ -0,0 +1,3 @@
+
+
+
\ No newline at end of file
diff --git a/VerificaStatica/.idea/libraries/SBT__org_scala_lang_scala_library_2_11_8_jar.xml b/VerificaStatica/.idea/libraries/SBT__org_scala_lang_scala_library_2_11_8_jar.xml
new file mode 100644
index 0000000..ee0cbf7
--- /dev/null
+++ b/VerificaStatica/.idea/libraries/SBT__org_scala_lang_scala_library_2_11_8_jar.xml
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diff --git a/VerificaStatica/.idea/misc.xml b/VerificaStatica/.idea/misc.xml
new file mode 100644
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--- /dev/null
+++ b/VerificaStatica/.idea/misc.xml
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diff --git a/VerificaStatica/.idea/modules.xml b/VerificaStatica/.idea/modules.xml
new file mode 100644
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--- /dev/null
+++ b/VerificaStatica/.idea/modules.xml
@@ -0,0 +1,9 @@
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\ No newline at end of file
diff --git a/VerificaStatica/.idea/modules/verificastatica-build.iml b/VerificaStatica/.idea/modules/verificastatica-build.iml
new file mode 100644
index 0000000..60d73bb
--- /dev/null
+++ b/VerificaStatica/.idea/modules/verificastatica-build.iml
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diff --git a/VerificaStatica/.idea/modules/verificastatica.iml b/VerificaStatica/.idea/modules/verificastatica.iml
new file mode 100644
index 0000000..3623209
--- /dev/null
+++ b/VerificaStatica/.idea/modules/verificastatica.iml
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diff --git a/VerificaStatica/.idea/sbt.xml b/VerificaStatica/.idea/sbt.xml
new file mode 100644
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--- /dev/null
+++ b/VerificaStatica/.idea/sbt.xml
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\ No newline at end of file
diff --git a/VerificaStatica/.idea/scala_compiler.xml b/VerificaStatica/.idea/scala_compiler.xml
new file mode 100644
index 0000000..06f0f53
--- /dev/null
+++ b/VerificaStatica/.idea/scala_compiler.xml
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+
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\ No newline at end of file
diff --git a/VerificaStatica/.idea/workspace.xml b/VerificaStatica/.idea/workspace.xml
new file mode 100644
index 0000000..5fc45d5
--- /dev/null
+++ b/VerificaStatica/.idea/workspace.xml
@@ -0,0 +1,691 @@
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\ No newline at end of file
diff --git a/VerificaStatica/build.sbt b/VerificaStatica/build.sbt
new file mode 100644
index 0000000..00a5a40
--- /dev/null
+++ b/VerificaStatica/build.sbt
@@ -0,0 +1,6 @@
+name := "VerificaStatica"
+
+version := "1.0"
+
+scalaVersion := "2.11.8"
+
\ No newline at end of file
diff --git a/VerificaStatica/project/assembly.sbt b/VerificaStatica/project/assembly.sbt
new file mode 100644
index 0000000..1741de9
--- /dev/null
+++ b/VerificaStatica/project/assembly.sbt
@@ -0,0 +1 @@
+addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "0.14.3")
\ No newline at end of file
diff --git a/VerificaStatica/project/build.properties b/VerificaStatica/project/build.properties
new file mode 100644
index 0000000..d638b4f
--- /dev/null
+++ b/VerificaStatica/project/build.properties
@@ -0,0 +1 @@
+sbt.version = 0.13.8
\ No newline at end of file
diff --git a/VerificaStatica/project/plugins.sbt b/VerificaStatica/project/plugins.sbt
new file mode 100644
index 0000000..14a6ca1
--- /dev/null
+++ b/VerificaStatica/project/plugins.sbt
@@ -0,0 +1 @@
+logLevel := Level.Warn
\ No newline at end of file
diff --git a/VerificaStatica/src/main/scala/Main.scala b/VerificaStatica/src/main/scala/Main.scala
new file mode 100644
index 0000000..562678f
--- /dev/null
+++ b/VerificaStatica/src/main/scala/Main.scala
@@ -0,0 +1,162 @@
+import scala.io.StdIn
+
+/**
+ * Created by claudio on 08/10/16.
+ */
+object Main {
+ val vowels = {
+ val vow = Set('a', 'e', 'i', 'o', 'u')
+ vow ++ vow.map(_.toUpper)
+ }
+ def getReverseString(s: String): String = s.reverse
+ def getVowels(s: String): String =
+ for {
+ c <- s
+ if vowels.contains(c)
+ } yield c
+ def getNumUpperStrings(as: Array[String]): Int = as.count(s => ('A' to 'Z').contains(s(0)))
+ def getNumSpacesBeforeVowels(s: String): Int ={
+ def iterate(i: Int = 0, spaces: Int = 0, sum: Int = 0): Int ={
+ if(i >= s.length) sum
+ else if(s(i) == ' ') iterate(i+1, spaces+1, sum)
+ else if(vowels.contains(s(i))) iterate(i+1, 0, sum+spaces)
+ else iterate(i+1, 0, sum)
+ }
+ iterate()
+ }
+ def getSpacesAsAsterisks(s: String): String = s.map(c => if(c == ' ') '*' else c)
+ def isMatchBetweenSeq(a: Array[String], b: Array[String]): Array[String] =
+ for {
+ a1 <- a
+ b1 <- b
+ if a1 == b1
+ } yield a1
+ def getAlternateOrder(a: Array[Int]): Array[Int] ={
+ val limit = a.length.toDouble / 2 - 1
+ val max = math.ceil(limit).toInt
+ val res = for{
+ i <- 0 to max
+ j <- a.indices by a.length-1
+ if j == 0 || limit % 1 == 0 || i != max
+ } yield a(if (j == 0) i else j-i)
+ res.toArray
+ }
+ def isEvenSumEqToOddSum(a: Array[Int]): Boolean = a.count(_ % 2 == 0) == a.count(_ % 2 == 1)
+ def getReversePositives(a: Array[Int]): Array[Int] = a.filter(_ > 0).reverse
+ def hasThreeConsecutivesEqual(a: Array[Int]): Boolean = {
+ for{
+ i <- 0 to a.length - 3
+ if a(i) == a(i+1) && a(i+1) == a(i+2)
+ } return true
+ false
+ }
+ def hasDoubled(a: Array[Int]): Boolean =
+ a.exists(elem => {
+ for(i <- a; if i == 2*elem) return true
+ false
+ })
+ def hasPositiveAndThenNegative(a: Array[Int]): Boolean = {
+ for{
+ i <- 0 to a.length - 2
+ if a(i) >= 0 && a(i+1) < 0
+ } return true
+ false
+ }
+ private def inputString: String ={
+ print("Inserisci stringa: ")
+ StdIn.readLine()
+ }
+ private def inputIndex: Int ={
+ print("Inserisci la lunghezza della sequenza: ")
+ val len = StdIn.readInt()
+ require(len > 0)
+ len
+ }
+ private def inputSeqString: Array[String] ={
+ val strings = for(i <- 1 to inputIndex) yield {
+ print(s"Inserisci #$i stringa: ")
+ StdIn.readLine()
+ }
+ strings.toArray
+ }
+ private def inputIntArray: Array[Int] ={
+ val ints = for(i <- 1 to inputIndex) yield {
+ print(s"Inserisci #$i intero: ")
+ StdIn.readInt()
+ }
+ ints.toArray
+ }
+ private def printIntArray(a: Array[Int]) = a.foreach(elem => print(elem+" "))
+ private def useMenu(menuItems: List[MenuItem]) ={
+ println("\nMenù\n")
+ menuItems.foreach(Console println _)
+ print("Scelta: ")
+ val input = StdIn.readInt()
+ val chosen = menuItems.filter(_.index == input)
+ if(chosen.isEmpty) println("Voce non riconosciuta")
+ else chosen.head.action()
+ }
+ private def intMenu(array: Array[Int]): Unit ={
+ val menuItems = List(
+ MenuItem(1, "Stampa in modo buffo", () => printIntArray(getAlternateOrder(array))),
+ MenuItem(2, "Scopri se la somma dei pari equivale alla somme dei dispari",
+ () => println(if(isEvenSumEqToOddSum(array)) "Somma pari == somma dispari" else "NO")),
+ MenuItem(3, "Stampa al contrario i positivi", () => printIntArray(getReversePositives(array))),
+ MenuItem(4, "Scopri se ci sono tre numeri uguali consecutivi",
+ () => println(if(hasThreeConsecutivesEqual(array)) "Tre consecutivi uguali" else "NO")),
+ MenuItem(5, "Scopri se un elemento è il doppio di un altro",
+ () => println(if(hasDoubled(array)) "Elemento = 2*Altro elemento" else "NO")),
+ MenuItem(6, "Scopri se un positivo e un negativo sono consecutivi",
+ () => println(if(hasPositiveAndThenNegative(array)) "Positivo consecutivo a negativo" else "NO")),
+ MenuItem.exit
+ )
+ useMenu(menuItems)
+ intMenu(array)
+ }
+ private def stringMenu(): Unit ={
+ val menuItems = List(
+ MenuItem(1, "Stampa al contrario", () => println("Risultato: "+getReverseString(inputString))),
+ MenuItem(2, "Stampa solo le vocali", () => println("Risultato: "+getVowels(inputString))),
+ MenuItem(3, "Trova numero di stringhe", () => println("Risultato: "+getNumUpperStrings(inputSeqString))),
+ MenuItem(4, "Trova numero spazi prima di una vocale",
+ () => println("Risultato: "+getNumSpacesBeforeVowels(inputString))),
+ MenuItem(5, "Sostituisci gli spazi con asterischi",
+ () => println("Risultato: "+getSpacesAsAsterisks(inputString))),
+ MenuItem(6, "Trova elementi uguali in due sequenze", () => {
+ println("Inserisci prima sequenza")
+ val a = inputSeqString
+ println("Inserisci seconda sequenza")
+ val b = inputSeqString
+ val results = isMatchBetweenSeq(a, b)
+ if(results.isEmpty) println("Nessuna corrispondenza trovata")
+ else for(res <- results) println(s"'$res' comune.")
+ }),
+ MenuItem.exit
+ )
+ useMenu(menuItems)
+ stringMenu()
+ }
+ def main(argv: Array[String]) = mainMenu
+ def mainMenu: Unit ={
+ val menuItems = List(
+ MenuItem(1, "Lavora con le stringhe", stringMenu),
+ MenuItem(2, "Lavora con gli interi", () => {
+ intMenu(inputIntArray)
+ }),
+ MenuItem.exit
+ )
+ useMenu(menuItems)
+ mainMenu
+ }
+}
+
+class MenuItem(i: Int, d: String, f: ()=>Unit){
+ val index: Int = i
+ val desc: String = d
+ val action: () => Unit = f
+ override implicit def toString: String = s"$index: $desc"
+}
+object MenuItem{
+ def apply(i: Int, d: String, f: ()=>Unit) = new MenuItem(i, d, f)
+ val exit: MenuItem = MenuItem(0, "Esci dal programma", () => System.exit(0))
+}
\ No newline at end of file