From 5e77270baf15a42ce8147769c7e6799f8d102278 Mon Sep 17 00:00:00 2001
From: Hyeonki Hong <hhk7734@gmail.com>
Date: Thu, 18 Feb 2021 19:01:47 +0900
Subject: [PATCH] c_src: change c-header to cpp-header

---
 c_src/box.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/c_src/box.cpp b/c_src/box.cpp
index 28131760..3e8709fa 100644
--- a/c_src/box.cpp
+++ b/c_src/box.cpp
@@ -23,7 +23,7 @@
  */
 #include "box.h"
 
-#include <math.h>
+#include <cmath>
 
 float get_diou(const xywh &a,
                const xywh &b,