diff --git a/2022-hisilicon-embedded-competition-experience-collection/knowledge_team/hello.c b/2022-hisilicon-embedded-competition-experience-collection/knowledge_team/hello.c
new file mode 100644
index 0000000000000000000000000000000000000000..939c16805be43b36bd25f2c77b102366387e0ca2
--- /dev/null
+++ b/2022-hisilicon-embedded-competition-experience-collection/knowledge_team/hello.c
@@ -0,0 +1,11 @@
+#include <stdio.h>
+#include <stddef.h>
+#include <stdint.h>
+
+unsigned int hello_new[112];
+
+
+int hello(int arg)
+{
+    char *hello;
+}
\ No newline at end of file