/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

import java.text.DecimalFormat;
import java.math.BigDecimal;
import java.text.DecimalFormatSymbols;
import java.util.Locale;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{

    // Floating-point
    DecimalFormat formatterFp = new DecimalFormat( "##.00" ) ;
    String outputFp = formatterFp.format( Double.parseDouble( "25.1" ) ) ;
    
    System.out.println( outputFp ) ;
    
    // `BigDecimal`
    BigDecimal bd = new BigDecimal( "25.1" ) ;
    DecimalFormat formatterBd = new DecimalFormat( "##.00" );
    String outputBd = formatterBd.format( bd ) ;
    
    System.out.println( outputBd ) ;
    
	}
}