Merge branch 'master' of gitea.it:gicorada/java-scuola

Esercizi per 6/6/2023

NetBeans Projects/Grafica/nbproject/genfiles.properties

@@ -1,8 +1,8 @@
-build.xml.data.CRC32=7a406286
-build.xml.script.CRC32=761ebeaf
-build.xml.stylesheet.CRC32=f85dc8f2@1.99.0.48
-# This file is used by a NetBeans-based IDE to track changes in generated files such as build-impl.xml.
-# Do not edit this file. You may delete it but then the IDE will never regenerate such files for you.
-nbproject/build-impl.xml.data.CRC32=7a406286
-nbproject/build-impl.xml.script.CRC32=c26710d0
-nbproject/build-impl.xml.stylesheet.CRC32=d549e5cc@1.99.0.48
+build.xml.data.CRC32=7a406286
+build.xml.script.CRC32=761ebeaf
+build.xml.stylesheet.CRC32=f85dc8f2@1.99.0.48
+# This file is used by a NetBeans-based IDE to track changes in generated files such as build-impl.xml.
+# Do not edit this file. You may delete it but then the IDE will never regenerate such files for you.
+nbproject/build-impl.xml.data.CRC32=7a406286
+nbproject/build-impl.xml.script.CRC32=e96aa72e
+nbproject/build-impl.xml.stylesheet.CRC32=12e0a6c2@1.106.0.48

NetBeans Projects/Ricorsione/src/ricorsione/Ricorsione2.java

@@ -0,0 +1,53 @@
+package ricorsione;
+
+import java.util.ArrayList;
+
+/**
+ * Collezione 2 di metodi ricorsivi utilizzata per gli esercizi per il 6/6/23
+ * @author radaelli11353
+ */
+public class Ricorsione2 {
+    public static ArrayList<Integer> scomposizioneFattoriPrimi(int n) {
+        ArrayList<Integer> fattori = new ArrayList<>();
+        
+        for (int i = 2; i <= n; i++) {
+            if (n % i == 0) {
+                fattori.add(i);
+                n = n / i;
+                break;
+            }
+        }
+        
+        if (n > 1) {
+            fattori.addAll(scomposizioneFattoriPrimi(n));
+        }
+        
+        return fattori;
+    }
+    
+    public static String reverse(String text) {
+        if (text.length() <= 1) {
+            return text;
+        }
+        return reverse(text.substring(1)) + text.charAt(0);
+    }
+    
+    
+    public static void main(String[] args) {
+        int numero = 4;
+        ArrayList<Integer> fattoriPrimi = scomposizioneFattoriPrimi(numero);
+        
+        System.out.println("Fattori primi di " + numero + ":");
+        for (int fattore : fattoriPrimi) {
+            System.out.println(fattore);
+        }
+        
+        System.out.println("----------------------");
+        
+        String input = "Hello!";
+        String reversed = reverse(input);
+        
+        System.out.println("Originale: " + input);
+        System.out.println("Invertita: " + reversed);
+    }
+}