From 6f7c6d5f80c846788787c45b98327480942988a1 Mon Sep 17 00:00:00 2001
From: claude-bot <pit.friedrich@ok.de>
Date: Sat, 25 Jul 2026 08:54:04 +0000
Subject: [PATCH] fix: correct file content encoding (#3)

---
 .../java/com/example/util/SubtractFunction.java  | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/example/util/SubtractFunction.java b/src/main/java/com/example/util/SubtractFunction.java
index 029edd0..318f942 100644
--- a/src/main/java/com/example/util/SubtractFunction.java
+++ b/src/main/java/com/example/util/SubtractFunction.java
@@ -1 +1,15 @@
-cGFja2FnZSBjb20uZXhhbXBsZS51dGlsOwoKcHVibGljIGNsYXNzIFN1YnRyYWN0RnVuY3Rpb24gaW1wbGVtZW50cyBDYWxjRnVuY3Rpb24gewoKICAgIHB1YmxpYyBkb3VibGUgY2FsYyhkb3VibGUuLi4gaW5wdXQpIHsKICAgICAgICBpZiAoaW5wdXQubGVuZ3RoID09IDApIHsKICAgICAgICAgICAgcmV0dXJuIDA7CiAgICAgICAgfQogICAgICAgIGRvdWJsZSByZXN1bHQgPSBpbnB1dFswXTsKICAgICAgICBmb3IgKGludCBpID0gMTsgaSA8IGlucHV0Lmxlbmd0aDsgaSsrKSB7CiAgICAgICAgICAgIHJlc3VsdCAtPSBpbnB1dFtpXTsKICAgICAgICB9CiAgICAgICAgcmV0dXJuIHJlc3VsdDsKICAgIH0KfQo=
\ No newline at end of file
+package com.example.util;
+
+public class SubtractFunction implements CalcFunction {
+
+    public double calc(double... input) {
+        if (input.length == 0) {
+            return 0;
+        }
+        double result = input[0];
+        for (int i = 1; i < input.length; i++) {
+            result -= input[i];
+        }
+        return result;
+    }
+}