diff --git a/ckd.txt b/ckd.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9d07aa0df55c353e18eea6f1b401946b5dad7bce
--- /dev/null
+++ b/ckd.txt
@@ -0,0 +1 @@
+111
\ No newline at end of file
diff --git a/java.txt b/java.txt
new file mode 100644
index 0000000000000000000000000000000000000000..35e45ca17f843abb2634ce6e7226af9d1ebff016
--- /dev/null
+++ b/java.txt
@@ -0,0 +1,12 @@
+package com.example.demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class DemoApplication {
+    public static void main(String[] args) {
+        SpringApplication.run( DemoApplication.class, args );
+    }
+
+}