From a85d928ae9339a0afbc3caf1e60b332f4d0f52fd Mon Sep 17 00:00:00 2001
From: Bartekr100 <bartosz.rybarczyk@o2.pl>
Date: Thu, 13 Aug 2026 19:42:01 +0200
Subject: [PATCH] Implement addEven function to sum even numbers

---
 homework/add-even/addEven.hpp | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/homework/add-even/addEven.hpp b/homework/add-even/addEven.hpp
index 4053c617..170409b0 100644
--- a/homework/add-even/addEven.hpp
+++ b/homework/add-even/addEven.hpp
@@ -2,7 +2,11 @@
 #include <vector>
 
 int addEven(const std::vector<int>& numbers) {
-    // TODO: Your implementation goes here
-    // Below return is only to make this function compile now
-    return -1;
+    int sum = 0;
+    for (const auto el : numbers) {
+        if (el % 2 == 0) {
+            sum += el;
+        }
+    }
+    return sum;
 }