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diff --git a/src/Concat/Concat.java b/src/Concat.java
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rename to src/Concat.java
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diff --git a/src/HelloWorld/HelloWorld.java b/src/HelloWorld.java
similarity index 100%
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diff --git a/src/PariDispari/PariDispari.java b/src/PariDispari.java
similarity index 100%
rename from src/PariDispari/PariDispari.java
rename to src/PariDispari.java
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diff --git a/src/Rettangolo.java b/src/Rettangolo.java
new file mode 100644
index 0000000..e897b59
--- /dev/null
+++ b/src/Rettangolo.java
@@ -0,0 +1,31 @@
+import java.io.*;
+import java.awt.*;
+public class Rettangolo{
+	public static void main(String [] args){
+		Rectangle box = new Rectangle(2,3, 20,30);
+		Rectangle box2 = new Rectangle(3,4, 10, 40);
+		double p1, p2, a1, a2;
+
+	if(box.getY() < box2.getY())
+			System.out.println("Il box 1 è più in alto");
+		else
+			System.out.println("Il box 2 è più in alto");
+		p1=2*(box.getHeight() + box.getWidth());
+
+		p2=2*(box2.getHeight() + box2.getWidth());
+
+		if(p1>p2)
+			System.out.println("Il box 1 ha perimetro maggiore");
+		else
+			System.out.println("Il box 2 ha perimetro maggiore");
+
+		a1=box.getHeight() * box.getWidth();
+		
+		a2=box2.getHeight() * box2.getWidth();
+
+		if(a1>a2)
+			System.out.println("Il box 1 ha area maggiore");
+		else
+			System.out.println("Il box 2 ha area maggiore");
+	}
+}
diff --git a/src/RettangoloDaTastiera.java b/src/RettangoloDaTastiera.java
new file mode 100644
index 0000000..76cd561
--- /dev/null
+++ b/src/RettangoloDaTastiera.java
@@ -0,0 +1,29 @@
+import java.awt.Rectangle;
+import java.util.Scanner;
+
+public class RettangoloDaTastiera{
+	public static void main(String[] arg){
+
+ 	Rectangle ret, retMax=null;
+	int i=0, imax=0;
+    Scanner in = new Scanner(System.in);
+
+		System.out.println("Inserisci la x, la y, la larghezza e l'altezza: ");
+		ret = new Rectangle(in.nextInt(), in.nextInt(), 	in.nextInt(), 	in.nextInt());
+
+		while(ret.getX()!=0 || ret.getY()!=0 || ret.getWidth()!=0 || ret.getHeight()!=0){
+	    	i++;
+			if(retMax==null || ret.getWidth()*ret.getHeight()>retMax.getWidth()*retMax.getHeight()){
+				retMax=ret;
+				imax=i;
+			}
+			System.out.println("Inserisci la x, la y, la larghezza e l'altezza: ");
+			ret = new Rectangle(in.nextInt(), in.nextInt(), 	in.nextInt(), 	in.nextInt());
+		}
+
+		if(retMax==null)
+			System.out.println("IMPOSSIBILE ESEGURE L'OPERAZIONE.\nSono stati inseriti zero rettangoli");
+		else
+			System.out.println("Il "+imax+"° ha l'area massima");
+	}
+}