import java.util.Formatter;
public class MainClass {
public static void main(String args[]) {
Formatter fmt = new Formatter();
for (double i = 1000; i < 1.0e+10; i *= 100) {
fmt.format("%g ", i);
System.out.println(fmt);
}
}
}
1000.00
1000.00 100000
1000.00 100000 1.00000e+07
1000.00 100000 1.00000e+07 1.00000e+09