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Jun 20th, 2017
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  1. package controle;
  2.  
  3. import java.math.BigDecimal;
  4. import java.util.ArrayList;
  5. import java.util.Collections;
  6. import java.util.HashSet;
  7. import javax.swing.JOptionPane;
  8.  
  9. public class MegaSena{
  10.     public static void main(String args[]){
  11.     StringBuilder sb = new StringBuilder();
  12.         HashSet<Long> numeros = new HashSet<Long>();
  13.     while(numeros.size() < 6){
  14.             numeros.add((new BigDecimal(Math.random() * 60).longValue()));
  15.     }
  16.         ArrayList<Long> listaNumeros = new ArrayList<Long>(numeros);
  17.         Collections.sort(listaNumeros);
  18.         sb.append("Os números sorteados foram:\n");
  19.         for(Long numero : listaNumeros){
  20.             sb.append(numero);
  21.             sb.append(" - ");
  22.         }
  23.         JOptionPane.showMessageDialog(null, sb.toString().substring(0, sb.length() - 3));
  24.     }
  25. }
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