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app/Http/Controllers/api/Home.php

@@ -136,8 +136,19 @@ class Home extends Controller
         for ($i = 1; $i < 19; $i = $i + 3) {
             echo $matchingNumbers[$i];
             $sum += $matchingNumbers[$i];
-            echo " + ";
-
+            if ($i < 17) {
+                echo " + ";
+            }
+        }
+        echo " = " . $sum;
+        echo "<br/>";
+        $sum = 0;
+        for ($i = 2; $i < 20; $i = $i + 3) {
+            echo $matchingNumbers[$i];
+            $sum += $matchingNumbers[$i];
+            if ($i < 18) {
+                echo " + ";
+            }
         }
         echo " = " . $sum;
         echo "<br/>";