diff --git a/homework/nwd-nnw/nwdNww.hpp b/homework/nwd-nnw/nwdNww.hpp
index 0491a2c9..e4bb5a14 100644
--- a/homework/nwd-nnw/nwdNww.hpp
+++ b/homework/nwd-nnw/nwdNww.hpp
@@ -1,11 +1,34 @@
 #pragma once
+#include <iostream>
+#include <cstdlib>
 
 int NWD(int lhs, int rhs) {
-    // TODO: Implement me :)
-    return -1;
+    lhs = std::abs(lhs);
+    rhs = std::abs(rhs);
+
+    if (lhs == 0) {
+        return rhs;
+    }
+
+    if (rhs == 0) {
+        return lhs;
+    }
+
+    while (lhs != rhs) {
+        if (lhs > rhs) {
+            lhs = lhs - rhs;
+        } else {
+            rhs = rhs - lhs;
+        }
+        std::cout << rhs << ", " << lhs << std::endl;
+    }
+
+    return lhs;
 }
 
 int NWW(int lhs, int rhs) {
-    // TODO: Implement me :)
-    return -1;
+    if (lhs == 0 || rhs == 0) {
+        return 0;
+    }
+    return std::abs(lhs / NWD (lhs, rhs)) * std::abs(rhs);
 }