diff --git a/hello.c b/hello.c
index 6c01105..b3fca5b 100644
--- a/hello.c
+++ b/hello.c
@@ -4,6 +4,11 @@ void main(void)
 	printf("hello world!");
 	
 }
+void getAge(uint8_t *age)
+{
+	//
+	*age = 10;
+}
 
 void getClass(uint8_t *class)
 {