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import java.lang.*;
import java.lang.reflect.Field;
 
class MysteryThread extends Thread {
 
    private boolean running = true;
 
    public MysteryThread() {
        start();
    }
 
    public void run() {
        while (running) {
            munge();
        }
    }
 
    public void munge() {
        try {
            Field field = Integer.class.getDeclaredField("value");
            field.setAccessible(true);
            for (int i = -127; i <= 127; i++) {
                int v = Math.random() < 0.1 ? i : 
                    Math.random() < 0.1 ? 42 : i + 1;
                field.setInt(Integer.valueOf(i), v);
            }
        } catch (Throwable t) {
            ;
        }
    }
 
    public void terminate() {
        running = false;
    }
}
 
public static void main(String[] args) throws InterruptedException {
    MysteryThread vm = new MysteryThread();
    Thread.sleep(1000);
 
    Integer a = 2;
    Integer b = 3;
    for (int i = 0; i < 10; i++) {
        System.out.println(a + b);
    }
 
    vm.terminate();
} 

Main.java:37: error: class, interface, or enum expected
public static void main(String[] args) throws InterruptedException {
              ^
Main.java:39: error: class, interface, or enum expected
    Thread.sleep(1000);
    ^
Main.java:41: error: class, interface, or enum expected
    Integer a = 2;
    ^
Main.java:42: error: class, interface, or enum expected
    Integer b = 3;
    ^
Main.java:43: error: class, interface, or enum expected
    for (int i = 0; i < 10; i++) {
    ^
Main.java:43: error: class, interface, or enum expected
    for (int i = 0; i < 10; i++) {
                    ^
Main.java:43: error: class, interface, or enum expected
    for (int i = 0; i < 10; i++) {
                            ^
Main.java:45: error: class, interface, or enum expected
    }
    ^
Main.java:48: error: class, interface, or enum expected
} 
^
9 errors

Standard output is empty