tgesas

public ArrayList gen2(int digit){		int max = digit+1;		String num = "";		ArrayList<BigDecimal> numberList = new ArrayList<BigDecimal>();		try {			BufferedWriter out = new BufferedWriter(new FileWriter("1.txt"));			for(int i=0; i<digit-1; i++){ num+="9"; }			BigDecimal number = new BigDecimal(num);			int counter = 0;			//int fileNum=1;			while(number.toString().length() < max){				/*if (counter>=40000){		        	fileNum++;		        	counter=0;		        	out = new BufferedWriter(new FileWriter(fileNum+".txt"));		        }*/			        out.write(number.add(new BigDecimal("2")).toString()+"\n");			        out.write(number.add(new BigDecimal("4")).toString()+"\n");			        out.write(number.add(new BigDecimal("8")).toString()+"\n");			        number=number.add(new BigDecimal("10"));			        out.write(number.toString()+"\n");			        counter+=4;			        //System.out.println(number.toString().length()+" < "+max);			    }			out.close();		    }catch (IOException e) {		}		return numberList;			}