Update .gitattributes

.gitattributes

@@ -2,7 +2,9 @@
 *.cs linguist-language=Java
 *.py linguist-language=Python
 *.cpp linguist-language=C++
+*.hpp linguist-language=C++
 *.c linguist-language=C++
+*.h linguist-language=C++
 *.go linguist-language=Go
 *.js linguist-language=JavaScript
 *.ts linguist-language=JavaScript

codes/c/include/CMakeLists.txt

@@ -1,5 +1,4 @@
 add_executable(include
         include_test.c
-        uthash.h
         include.h print_util.h
         list_node.h tree_node.h)

codes/c/include/include.h

@@ -14,8 +14,6 @@
 #include <time.h>
 #include <assert.h>
 
-#include "uthash.h"
-
 #include "list_node.h"
 #include "tree_node.h"
 #include "print_util.h"