From 822a5316792f289fa87600f5d1a01406dfa32b2c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Miquel?= <sebastien.miquel@posteo.eu>
Date: Wed, 1 Apr 2026 22:22:19 +0200
Subject: [PATCH] Detect missing first exercice

---
 plotting.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plotting.py b/plotting.py
index 35d52ab..7ce12b1 100644
--- a/plotting.py
+++ b/plotting.py
@@ -78,7 +78,7 @@ def prepare_image(image_path: str, bounding_boxes, all_labels, nb_pages):
         label = bbox.get("label")
         if label and label in all_labels:
             current_index = all_labels.index(label)
-            if current_index < last_label_index:
+            if current_index < last_label_index or (last_label_index == -1 and current_index != 0):
                 color = "red"
             last_label_index = current_index