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@@ -0,0 +1,15 @@
+# java
+
+```java
+public class jt {
+    public static void main(String[] args) {
+        System.out.println("HelloWorld");
+        int age = 18;
+        String name = "念哥";
+        String gender = "男人";
+        float height = (float) 175.2;
+        System.out.println("我们班主任是:"+name+","+"他今年"+age+"."+"他是个"+gender+"而且人很帅"+','+"他有着"+height+"身高，妥妥的帅哥");
+    }
+}
+```
+