diff --git a/homework/add-even/addEven.hpp b/homework/add-even/addEven.hpp
index 4053c617..e2ae4886 100644
--- a/homework/add-even/addEven.hpp
+++ b/homework/add-even/addEven.hpp
@@ -2,7 +2,13 @@
 #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 int number : numbers) {
+        if (number % 2 == 0) {
+            sum += number;
+        }
+    }
+
+    return sum;
 }