diff --git a/NetBeans Projects/DataSet/src/noarray/DataSet.java b/NetBeans Projects/DataSet/src/noarray/DataSet.java
new file mode 100644
index 0000000..8159731
--- /dev/null
+++ b/NetBeans Projects/DataSet/src/noarray/DataSet.java	
@@ -0,0 +1,48 @@
+/*
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
+ */
+package noarray;
+
+import java.util.Arrays;
+
+/**
+ *
+ * @author gicorada
+ */
+public class DataSet <T extends Misurabile> {
+    private int dim;
+    private T min;
+    private T max;
+    private double somma = 0;
+
+    public DataSet(T n) {
+        max = n;
+        min = n;
+        somma = n.getMisura();
+        dim++;
+    }
+    
+    public void add(T n) {
+        if(n.getMisura() < min.getMisura()) min = n;
+        if(n.getMisura() > min.getMisura()) max = n;
+        somma += n.getMisura();
+        dim++;
+    }
+    
+    public double media() {
+        return 1.0*somma/dim;
+    }
+    
+    public T min() {
+        return min;
+    }
+    
+    public T max() {
+        return max;
+    }
+    
+    public double getScarto() {
+        return max.getMisura() - min.getMisura();
+    }
+}
diff --git a/NetBeans Projects/DataSet/src/noarray/Misurabile.java b/NetBeans Projects/DataSet/src/noarray/Misurabile.java
new file mode 100644
index 0000000..d119078
--- /dev/null
+++ b/NetBeans Projects/DataSet/src/noarray/Misurabile.java	
@@ -0,0 +1,13 @@
+/*
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Interface.java to edit this template
+ */
+package noarray;
+
+/**
+ *
+ * @author gicorada
+ */
+public interface Misurabile {
+    double getMisura();
+}
diff --git a/NetBeans Projects/DataSet/src/noarray/MyMis.java b/NetBeans Projects/DataSet/src/noarray/MyMis.java
new file mode 100644
index 0000000..eb026b1
--- /dev/null
+++ b/NetBeans Projects/DataSet/src/noarray/MyMis.java	
@@ -0,0 +1,23 @@
+/*
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
+ */
+package noarray;
+
+/**
+ *
+ * @author gicorada
+ */
+public class MyMis implements Misurabile {
+    private double misura;
+
+    public MyMis(double misura) {
+        this.misura = misura;
+    }
+    
+    @Override
+    public double getMisura() {
+        return misura;
+    }
+    
+}
diff --git a/NetBeans Projects/DataSet/src/noarray/Tester.java b/NetBeans Projects/DataSet/src/noarray/Tester.java
new file mode 100644
index 0000000..97119b7
--- /dev/null
+++ b/NetBeans Projects/DataSet/src/noarray/Tester.java	
@@ -0,0 +1,21 @@
+/*
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
+ */
+package noarray;
+
+/**
+ *
+ * @author gicorada
+ */
+public class Tester {
+    public static void main(String[] args) {
+        DataSet data = new DataSet(new MyMis(50));
+        
+        data.add(new MyMis(10));
+        
+        data.add(new MyMis(100));
+        
+        System.out.println(data.max().getMisura() + " " + data.min().getMisura() + " " + data.media() + " " + data.getScarto());
+    }
+}