diff --git a/2017-nutc-jason/demo.js b/2017-nutc-jason/demo.js
new file mode 100644
index 0000000..9d62646
--- /dev/null
+++ b/2017-nutc-jason/demo.js
@@ -0,0 +1,21 @@
+//楊漢笙
+function getBMI(weight,height){
+    var bmi=weight/((height/100)*(height/100));
+    return bmi;
+}
+
+function getMessage(weight,height){
+    var bmi=getBMI(weight,height);
+    console.log("bmi:"+bmi);
+    if(bmi<18.5){
+        console.log("過輕")
+    }
+    if(bmi>18.5&&bmi<24){
+        console.log("正常")
+    }
+    if(bmi>24){
+        console.log("過重")
+    }
+}
+
+getMessage(60,184);
\ No newline at end of file
diff --git a/2017-nutc-jason/package.json b/2017-nutc-jason/package.json
new file mode 100644
index 0000000..27e23a9
--- /dev/null
+++ b/2017-nutc-jason/package.json
@@ -0,0 +1,12 @@
+{
+  "name": "2017-nutc-jason",
+  "version": "1.0.0",
+  "description": "",
+  "main": "demo.js",
+  "scripts": {
+    "start": "node demo.js",
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC"
+}