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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. // your code goes here
  13. int arr[] = {1,1,3,4,1,4,4,4,4};
  14. int n = arr.length;
  15. int maxFreq=0;
  16.  
  17. Map<Integer,Integer> map = new HashMap<>();
  18. for(int i = 0;i<n;i++){
  19. map.put(arr[i],map.getOrDefault(arr[i],0)+1);
  20. }
  21.  
  22. for(Map.Entry<Integer,Integer> entry : map.entrySet()){
  23. int Freq = entry.getValue();
  24. if(Freq>maxFreq){
  25. maxFreq = Freq;
  26. }
  27. }
  28. System.out.println(n-maxFreq);
  29. }
  30. }
Success #stdin #stdout 0.12s 54748KB
stdin
Standard input is empty
stdout
4