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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. import java.text.DecimalFormat;
  8. import java.math.BigDecimal;
  9. import java.text.DecimalFormatSymbols;
  10. import java.util.Locale;
  11.  
  12. /* Name of the class has to be "Main" only if the class is public. */
  13. class Ideone
  14. {
  15. public static void main (String[] args) throws java.lang.Exception
  16. {
  17.  
  18. // Floating-point
  19. DecimalFormat formatterFp = new DecimalFormat( "##.00" ) ;
  20. String outputFp = formatterFp.format( Double.parseDouble( "25.1" ) ) ;
  21.  
  22. System.out.println( outputFp ) ;
  23.  
  24. // `BigDecimal`
  25. BigDecimal bd = new BigDecimal( "25.1" ) ;
  26. DecimalFormat formatterBd = new DecimalFormat( "##.00" );
  27. String outputBd = formatterBd.format( bd ) ;
  28.  
  29. System.out.println( outputBd ) ;
  30.  
  31. }
  32. }
Success #stdin #stdout 0.06s 2184192KB
stdin
Standard input is empty
stdout
25.10
25.10