From 9c3632426ca0cf8691347873dd9b1fae92e5e5bf Mon Sep 17 00:00:00 2001
From: Keuin <keuinx@gmail.com>
Date: Fri, 15 Apr 2022 14:18:41 +0800
Subject: Add missing header.

---
 vec.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/vec.h b/vec.h
index 99004d6..78580a8 100644
--- a/vec.h
+++ b/vec.h
@@ -8,6 +8,7 @@
 #include <cmath>
 #include <random>
 #include <ostream>
+#include <cassert>
 
 static inline bool eq(int a, int b) {
     return a == b;
-- 
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