Update README.md

Author: metal-president

README.md

@@ -87,8 +87,8 @@ Studyplus.instance.postRecord(this@MainActivity, record,
 ```
 
 ### More
-- See also [actual examples with Kotlin]().
-- See also [actual examples with Java]().
+- See also [actual examples with Kotlin](https://github.com/studyplus/Studyplus-Android-SDK-V2/blob/master/sdk-example-kt/src/main/java/jp/studyplus/android/sdk_example_kt/MainActivity.kt).
+- See also [actual examples with Java](https://github.com/studyplus/Studyplus-Android-SDK-V2/blob/master/sdk-example-java/src/main/java/jp/studyplus/android/sdk_example_java/MainActivity.java).
 
 ### License
 - [MIT License](http://opensource.org/licenses/MIT)