@Override
    public void run() {
        try {
            System.out.println("Thread-"+myName+" started ...");
            init();
            float nextLevel=0.25f;
            for (int i = 1; i <= executionTimes; i++) {
                String tmp = execute();
                writer.write(tmp);
                writer.write("\n");
                
                if(i/(float)executionTimes >=nextLevel) {
                    System.out.println("Thread-"+myName+"\t --> "+formater.format(100*(nextLevel))+"%");
                    nextLevel+=0.25f;
                }
            }
            close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }