From abc479b5493c1cb197f51a2cea571b154e846aa5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jon=C3=A1=C5=A1=20Havelka?= <jonas.havelka@volny.cz>
Date: Mon, 29 Nov 2021 23:46:30 +0100
Subject: [PATCH] =?UTF-8?q?Se=C5=99azen=C3=AD=20podprobl=C3=A9m=C5=AF=20po?=
 =?UTF-8?q?dle=20k=C3=B3du=20m=C3=ADsto=20podle=20jm=C3=A9na?=
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---
 seminar/utils.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/seminar/utils.py b/seminar/utils.py
index 9bca3c37..176831cb 100644
--- a/seminar/utils.py
+++ b/seminar/utils.py
@@ -310,7 +310,13 @@ def podproblemy_v_cislu(cislo, problemy=None, hlavni_problemy=None):
 			podproblemy[-1].append(problem)
 
 	for podproblem in podproblemy.keys():
-		podproblemy[podproblem] = sorted(podproblemy[podproblem], key=lambda it: it.kod)
+		def int_or_zero(p):
+			try:
+				return int(p.kod)
+			except ValueError:
+				return 0
+
+		podproblemy[podproblem] = sorted(podproblemy[podproblem], key=int_or_zero)
 
 	return podproblemy