private DataPoint[] getdatapoint() {
DataPoint[] dp=new DataPoint[]{
new DataPoint(0,1),
new DataPoint(2,4),
new DataPoint(3,1),
new DataPoint(5,6),
new DataPoint(8,3),
private DataPoint[] getdatapoint() {
DataPoint[] dp=new DataPoint[]{
new DataPoint(0,1),
new DataPoint(2,4),
new DataPoint(3,1),
new DataPoint(5,6),
new DataPoint(8,3),
new DataPoint(9,5),
new DataPoint(10,8),
new DataPoint(11,4),