diff --git a/build_clean.sh b/build_clean.sh
new file mode 100644
index 0000000000000000000000000000000000000000..5a4988b0f839fbf7e0430139a80502fcc45b86e6
--- /dev/null
+++ b/build_clean.sh
@@ -0,0 +1,29 @@
+#! /bin/bash
+
+echo "0 > clean files"
+echo "1 > build source files"
+echo "2 > exec app file"
+echo "3 > debug app file"
+echo "please input:"
+read num
+
+if [ $num -eq 0 ] 
+then
+    rm -rf ./build
+    echo "clean OK!"
+elif [ $num -eq 1 ]
+then
+    rm -rf ./build
+    mkdir build
+    cd build
+    cmake ..
+    make 
+    cd ../
+elif [ $num -eq 2 ]
+then
+    ./build/out/app
+else
+    gdb ./build/out/app
+fi
+
+