diff --git a/homework/add-even/addEven.hpp b/homework/add-even/addEven.hpp
index 4053c617..a1e51dcd 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;
+    auto sum{0};
+    for (const auto elem : numbers) {
+        if (elem % 2 == 0) {
+            sum += elem;
+        }
+    }
+    return sum;
 }