{"Grader.java":"import java.util.*;\n\n\npublic class Grader\n{\n public static void main(String [] args)\n {\n Autograder grader = new Autograder();\n\n AdditionTable.main(new String[0]);\n String output = grader.getOutput(\"AdditionTable\");\n ArrayList prints = grader.getOutputArrayList(\"AdditionTable\");\n \n Sltn.main(new String[0]);\n String sltn = grader.getOutput(\"Sltn\");\n \n boolean status = output.replaceAll(\"\\\\s\", \"\").equals(sltn.replaceAll(\"\\\\s\", \"\"));\n grader.addTest(\"Test output\",\n status,\n output,\n sltn,\n status ? \"Great!\" : \"Check your output\"\n );\n \n status = true;\n // line longer than 5 chars (4 spaces and number)\n for(String line : prints){\n if(line.length() > 5){\n status = false;\n break;\n }\n }\n grader.addTest(\"Testing you used loops\",\n status,\n \"\",\"\",\n status ? \"Great!\" : \"You should use nested loops\"\n );\n \n \n \n System.out.println(grader);\n }\n}\n","ObjectTracker.java":"import java.util.*;\nimport java.lang.*;\n\n/**\n * This class can be used to track other instances of classes. All that is\n * required is to have said class extend ObjectTracker. Then anytime, a instance\n * of said class is created, it will be tracked by ObjectTracker.\n */\npublic class ObjectTracker{\n\n private static HashMap> objTracker = new HashMap>();\n private static final int CALLER_INDEX = 3;\n\n /**\n * This will print out the names of all classes currently being tracked as\n * well as the class instances that are being tracked for those classes.\n */\n public static void printObjectTracker()\n {\n for(String className: objTracker.keySet())\n {\n System.out.println(\"Objects for \" + className);\n ArrayList