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Jul 22nd, 2018
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  1. import java.io.*;
  2. import java.util.*;
  3. public class eluppen {
  4.  
  5. public static void main(String[] args) throws IOException{
  6. File personfil = new File("personfil.txt");
  7. PrintWriter fut= new PrintWriter(new BufferedWriter(new FileWriter("tempfil.txt")));
  8. File viktfil = new File("vikt.txt");
  9. File ut = new File("tempfil.txt");
  10. Scanner vikten = new Scanner(viktfil);
  11.  
  12. if(vikten.hasNext()){
  13. String enVikt=vikten.nextLine();
  14. Scanner person = new Scanner(personfil);
  15. while(person.hasNext()){
  16. Lasfil pers = new Lasfil(person.nextLine());
  17. Lasfil vager = new Lasfil(enVikt,11);
  18. if (pers.geNamn().equalsIgnoreCase(vager.geNamn())) {
  19. pers.setVikt(((pers.geVikt())-(vager.geVikt())));
  20. }
  21. if(vikten.hasNext()){
  22. enVikt=vikten.nextLine();
  23. }
  24.  
  25. fut.println(pers.allt());
  26. }
  27.  
  28. person.close();
  29. vikten.close();
  30. fut.close();
  31. personfil.delete();
  32. ut.renameTo(personfil);
  33.  
  34.  
  35. }
  36.  
  37.  
  38. }
  39.  
  40. }
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