From c43797aa19a8dbf84ce2c51d14715815b1abdfb1 Mon Sep 17 00:00:00 2001
From: Andreas Wurst <1720808@stud.hs-mannheim.de>
Date: Tue, 20 May 2025 10:28:53 +0200
Subject: [PATCH] feat: Matrix Mult verbessert

---
 Vector.java | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/Vector.java b/Vector.java
index a8087a7..c63156c 100644
--- a/Vector.java
+++ b/Vector.java
@@ -47,19 +47,26 @@ public class Vector {
     }
 
     public static int[][] matrixMultiplication(int[][] matrix, int scalar) {
-        int[][] ausgabe = null;
+        int[][] ausgabe;
         // boolean matrixFlag = false;
         // if (matrix.length ==3 && matrix[0].length == 3 && matrix[1].length == 3 &&
         // matrix[2].length == 3){
         // matrixFlag =true;
         // }
-        if (matrix.length == 3 && matrix[0].length == 3 && matrix[1].length == 3 && matrix[2].length == 3) {
+        if (matrix == null){
+            ausgabe = null;
+        }
+        else if (matrix.length == 3 && matrix[0].length == 3 && matrix[1].length == 3 && matrix[2].length == 3) {
             ausgabe = new int[3][3];
             for (int außenPos = 0; außenPos < matrix.length; außenPos++) {
                 for (int innenPos = 0; innenPos < matrix[außenPos].length; innenPos++) {
                     ausgabe[außenPos][innenPos] = matrix[außenPos][innenPos] * scalar;
                 }
             }
+        
+        }
+        else {
+            ausgabe = null;
         }
 
         return ausgabe;