diff --git a/admin.php b/admin.php
index 03e810f..abe9252 100644
--- a/admin.php
+++ b/admin.php
@@ -20,23 +20,18 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['add_course'])) {
     }
 
     if ($isValid) {
-        $num_holes_to_validate = ($hole_count == 9) ? 9 : 18;
         for ($i = 1; $i <= 18; $i++) {
-            $par_value = filter_input(INPUT_POST, 'par_hole_' . $i, FILTER_VALIDATE_INT);
-
-            if ($i <= $num_holes_to_validate) {
+            if ($hole_count == 9 && $i > 9) {
+                $pars[] = 0;
+            } else {
+                $par_value = filter_input(INPUT_POST, 'par_hole_' . $i, FILTER_VALIDATE_INT);
                 if ($par_value === false || $par_value < 1 || $par_value > 7) {
                     $error = "Invalid par value for hole " . $i . ". Please enter a number between 1 and 7.";
                     $isValid = false;
                     break;
                 }
-            } else {
-                // For 9-hole courses, holes 10-18 should be 0.
-                if ($par_value !== 0) {
-                    $par_value = 0;
-                }
+                $pars[] = $par_value;
             }
-            $pars[] = $par_value;
         }
     }