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How to convert the Math Number to Words in Java?

How to convert the Math Number to Words in Java import java.util.*; public class NumToWords {     String string;     String st1[] = { "", "one", "two", "three", "four", "five", "six", "seven",             "eight", "nine", };     String st2[] = { "hundred", "thousand", "lakh", "crore" };     String st3[] = { "ten", "eleven", "twelve", "thirteen", "fourteen",             "fifteen", "sixteen", "seventeen", "eighteen", "ninteen", };     String st4[] = { "twenty", "thirty", "fourty", "fifty", "sixty", "seventy",             "eighty", "ninty" };     public String convert(int number) {         int n = 1;         int word;         string = "";     ...
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To Generate PDF Using Itext

To Generate PDF Using Itext Header and Footer of the PDF:   import java.util.Date; import com.itextpdf.text.Document; import com.itextpdf.text.Element; import com.itextpdf.text.Font; import com.itextpdf.text.Paragraph; import com.itextpdf.text.Phrase; import com.itextpdf.text.Rectangle; import com.itextpdf.text.pdf.ColumnText; import com.itextpdf.text.pdf.PdfContentByte; import com.itextpdf.text.pdf.PdfPageEventHelper; import com.itextpdf.text.pdf.PdfWriter; import com.itextpdf.text.pdf.draw.LineSeparator; public  class HeaderFooter extends PdfPageEventHelper {     public void onEndPage (PdfWriter writer, Document document)     {         Rectangle rect = writer.getBoxSize("art");         PdfContentByte canvas =writer.getDirectContent();                   ...
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