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Sep 21st, 2017
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Java 0.51 KB | None | 0 0
  1. public static String[] yololian(int n){
  2.       // maak  twee variabelen
  3.   String a = "yo";
  4.   String b = "lo";
  5.     if (n == 1){
  6.         return new String[]{"yo","lo"};
  7.     }
  8.     List<String> list = new ArrayList<String>();  // maak een arrayList aan
  9. // loop door de array tot n is gelijk aan 1
  10.     for (String A : yololian(n-1)){  
  11.         list.add(A + a); // voeg “YO” toe
  12.         list.add(A + b); // voeg “LO” toe
  13.     }
  14.     return list.toArray(new String[0]); // return de inhoud van de array
  15. }
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