diff --git a/homework/add-even/addEven.hpp b/homework/add-even/addEven.hpp
index 4053c617..a588dc8f 100644
--- a/homework/add-even/addEven.hpp
+++ b/homework/add-even/addEven.hpp
@@ -2,7 +2,10 @@
 #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 (size_t i = 0; i < numbers.size(); i++) {
+        if (numbers[i] % 2 == 0)
+            sum += numbers[i];
+    }
+    return sum;
 }