@@ -0,0 +1,217 @@
+import java.util.*;%0A%0Apublic class Main %7B%0A    public static void main(String%5B%5D args) %7B%0A        Scanner sc = new Scanner(System.in);%0A        System.out.println(sc.nextLine().equals(sc.nextLine()) ? %22OK%22: %22NG%22);%0A    %7D%0A%7D%0A

Create Main.java