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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. Conta conta = new Poupanca();
  13. conta.getSaldoComJuros();
  14. }
  15. }
  16.  
  17.  
  18. class Conta {
  19.  
  20. public void getSaldo(){
  21. System.out.println("Saldo da Conta");
  22. }
  23. }
  24.  
  25.  
  26. class Poupanca extends Conta{
  27.  
  28. public void getSaldoComJuros(){
  29. System.out.println("Saldo da Conta");
  30. }
  31. }
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
Main.java:13: error: cannot find symbol
		conta.getSaldoComJuros();
		     ^
  symbol:   method getSaldoComJuros()
  location: variable conta of type Conta
1 error
stdout
Standard output is empty