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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. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. public static void main (String[] args) throws java.lang.Exception
  11. {
  12. double valorInicial = 100.0;
  13. double taxa = 5;
  14.  
  15. System.out.println("Valor inicial: "+valorInicial);
  16. double valorManipulado = gerarValorComTaxa(valorInicial, taxa);
  17. System.out.println("Valor com Taxa: "+valorManipulado);
  18.  
  19. valorManipulado = valorManipulado - ((taxa / 100) * valorManipulado);
  20. System.out.println("Valor inicial: "+valorManipulado);
  21. }
  22.  
  23. private static double gerarValorComTaxa(double valorInicial, double taxa){
  24. return ((valorInicial / ((taxa / 100) - 1)) * -1);
  25. }
  26. }
Success #stdin #stdout 0.11s 50512KB
stdin
Standard input is empty
stdout
Valor inicial: 100.0
Valor com Taxa: 105.26315789473685
Valor inicial: 100.0