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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 Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12. 		Map<String,Integer> freqMap = new HashMap<String,Integer>();
  13. 		freqMap.put("quick", 11);
  14. 		freqMap.put("brown", 3);
  15. 		freqMap.put("fox", 6);
  16. 		freqMap.put("jumps", 8);
  17. 		freqMap.put("over", 1);
  18. 		freqMap.put("the", 20);
  19. 		freqMap.put("lazy", 4);
  20. 		freqMap.put("dog", 6);
  21. 		List<Map.Entry<String,Integer>> entries = new ArrayList<Map.Entry<String,Integer>>(
  22. 			freqMap.entrySet()
  23. 	    );
  24. 	    Collections.sort(
  25. 	    	entries
  26. 	    ,	new Comparator<Map.Entry<String,Integer>>() {
  27. 	    		public int compare(Map.Entry<String,Integer> a, Map.Entry<String,Integer> b) {
  28. 	    			return Integer.compare(b.getValue(), a.getValue());
  29. 	    		}
  30. 	    	}
  31. 	    );
  32. 	    for (Map.Entry<String,Integer> e : entries) {
  33. 	    	System.out.println(e.getKey()+":"+e.getValue());
  34. 	    }
  35. 	}
  36. }
Success #stdin #stdout 0.07s 380224KB
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stdin
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Standard input is empty
stdout
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the:20
quick:11
jumps:8
fox:6
dog:6
lazy:4
brown:3
over:1
https://ideone.com/KeA9RO
language:
Java (HotSpot 12)
created:
10 years ago
visibility:
public

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