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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 Kamus
  9. {
  10. 	private Map<String, List<String>> data = new HashMap<>();
  11.  
  12. 	public void tambah(String kata, String[] sinonim){
  13. 		for (String s : sinonim){
  14. 			simpan(s, kata);
  15. 			simpan(kata, s);
  16. 		}
  17. 	}
  18.  
  19. 	private void simpan(String kata, String sinonim){
  20. 		data.putIfAbsent(kata, new ArrayList<>());
  21. 		if (!data.get(kata).contains(sinonim)) {
  22. 			data.get(kata).add(sinonim);
  23. 		}
  24. 	}
  25.  
  26. 	public String[] ambilSinonim(String kata){
  27. 		if(!data.containsKey(kata)) return null;
  28. 		return data.get(kata).toArray(new String[0]);
  29. 		}
  30.  
  31. 	public static void main (String[] args) throws java.lang.Exception
  32. 	{
  33. 		Kamus kamus = new Kamus();
  34. 		kamus.tambah("big", new String[]{"large","great"});
  35. 		kamus.tambah("big", new String[]{"huge","fat"});
  36. 		kamus.tambah("huge", new String[]{"enormous","gigantic"});
  37.  
  38. 		System.out.println(Arrays.toString(kamus.ambilSinonim("big")));
  39. 		System.out.println(Arrays.toString(kamus.ambilSinonim("huge")));
  40. 		System.out.println(Arrays.toString(kamus.ambilSinonim("gigantic")));
  41. 		System.out.println(Arrays.toString(kamus.ambilSinonim("colossal")));
  42.  
  43. 	}
  44. }
Success #stdin #stdout 0.07s 52596KB
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Standard input is empty
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[large, great, huge, fat]
[big, enormous, gigantic]
[huge]
null
https://ideone.com/L0wakN
language:
Java (HotSpot 12)
created:
3 hours ago
visibility:
public

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