From 4283d4fc131756d52b13e8b0ea0d364043fda775 Mon Sep 17 00:00:00 2001
From: canglan <admin@sea-studio.top>
Date: Wed, 22 Apr 2026 03:02:02 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E7=99=BE=E5=88=86=E6=AF=94?=
 =?UTF-8?q?=E6=8E=92=E5=BA=8F?=
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---
 frontend/admin/dashboard.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/frontend/admin/dashboard.php b/frontend/admin/dashboard.php
index ea78013..aa23256 100644
--- a/frontend/admin/dashboard.php
+++ b/frontend/admin/dashboard.php
@@ -109,7 +109,7 @@ function applyPercentileFilter() {
     }
     const rows = document.getElementById('rankingList').querySelectorAll('tr');
     if (rows.length === 0) return;
-    const showCount = Math.ceil(totalStudents * (percentile / 100));
+    const showCount = Math.max(1, Math.floor(totalStudents * (percentile / 100)));
     rows.forEach(function(row, index) {
         row.style.display = index < showCount ? '' : 'none';
     });