From 014e4de13c403975ee968fd8801b39b343fa27c9 Mon Sep 17 00:00:00 2001
From: joaomiranda <joaomiranda@epvc.pt>
Date: Thu, 20 Nov 2025 09:30:31 +0000
Subject: [PATCH] exercicio dos nifs

---
 .../mavenproject29/Mavenproject29.java          | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/main/java/com/mycompany/mavenproject29/Mavenproject29.java b/src/main/java/com/mycompany/mavenproject29/Mavenproject29.java
index b9e591c..bc9e1d6 100644
--- a/src/main/java/com/mycompany/mavenproject29/Mavenproject29.java
+++ b/src/main/java/com/mycompany/mavenproject29/Mavenproject29.java
@@ -174,6 +174,23 @@ public class Mavenproject29 {
 //e.	Se o resto for 0 (zero) ou 1 (um) o dígito de controlo será 0 (zero); 
 //f.	Se for outro qualquer algarismo X, o dígito de controlo será o resultado da subtracção 11 - X. 
 
+        Scanner scanner = new Scanner(System.in);
+        System.out.println("NIF?");
+        String nif = scanner.nextLine();
+        if(nif.length() != 9){
+            System.out.println("Inválido");
+        }
+        else{
+            int multiplicador = 9;
+            for(int i = 0; i < nif.length() - 1; i++){
+                int digito = 
+                        Integer.parseInt(
+                                String.valueOf(nif.charAt(i)));
+                int multiplicacao = digito * multiplicador;
+                multiplicador--;
+            }
+        }
+    
     }
     
 }