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apetepore

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Oct 16th, 2018
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  1. import java.io.File;
  2. import java.io.IOException;
  3. import java.util.Scanner;
  4.  
  5. public class Act13
  6. {
  7. public static void main ( String[] args ) throws IOException
  8. {
  9. //Declarem variables
  10. String linia;
  11.  
  12. //Demanem el nom del arxiu i l'obrim
  13. Scanner teclat = new Scanner( System.in );
  14. System.out.print("Nom del arxiu: ");
  15. String fileName = teclat.next();
  16. Scanner javarxiu = new Scanner( new File(fileName) );
  17.  
  18.  
  19. //fem un bucle mentre hi hagi linies escrites
  20. do {
  21. //guardem la linia en una variable i li fem un trim
  22. linia = javarxiu.nextLine();
  23. linia = linia.trim();
  24. //La imprimim si comença amb if o while i conte un = amb espais avans i després
  25. if (linia.startsWith("if") || linia.startsWith("while")) {
  26. if (linia.contains(" = ")) {
  27. System.out.println(linia);
  28. }
  29. }
  30. } while(javarxiu.hasNext());
  31.  
  32. //tanquem l'arxiu
  33. javarxiu.close();
  34. }
  35. }
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