import java.text.DecimalFormat;
public class test {
  public static void main(String[] args) {
    int i, n=10;
    DecimalFormat exFormat1 = new DecimalFormat("###,###,###");
    for(i=1;i<=5;i++) {
      System.out.print(exFormat1.format(n)+", ");
      System.out.print(exFormat1.format(n/1024)+"K, ");
      System.out.print(exFormat1.format(n/1024/1024)+"M, ");
      System.out.println(exFormat1.format(n/1024/1024/1024)+"G");
      n *= n;
    }
  }
}