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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 he
  13. Scanner sc=new Scanner(System.in);
  14. int n=sc.nextInt();
  15. int arr[]=new int[n+1];
  16. for(int i=1;i<=n;i++)
  17. arr[i]=sc.nextInt();
  18.  
  19. int maxelement=-1;
  20. for(int i=1;i<=n;i++)
  21. maxelement=Math.max(maxelement,arr[i]);
  22.  
  23. int freq[]=new int[maxelement+1];
  24. for(int i=1;i<=n;i++)
  25. {
  26. int ele=arr[i];
  27. freq[ele]+=1;
  28. }
  29.  
  30. int q=sc.nextInt();
  31. while(q-->0)
  32. {
  33. int val=sc.nextInt();
  34. System.out.println("freq of "+val+" is : "+freq[val]);
  35. }
  36. }
  37. }
Success #stdin #stdout 0.24s 58776KB
stdin
4
1
4
66
66
 
2
8
66
stdout
freq of 8 is : 0
freq of 66 is : 2