增加了tac
diff --git a/Makefile b/Makefile
index 7a824c5..d030da8 100644
--- a/Makefile
+++ b/Makefile
@@ -11,5 +11,7 @@
 	$(CARGO) build --target aarch64-linux-android --release
 	$(CARGO) build --target armv7-linux-androideabi --release
 
+
+
 clean:
 	$(RM) -rf target