Frequency of each element in an integer array | Brute force | JAVA interview question

Frequency of each element in an integer array using Brute force technique. O(n^2)

JAVA interview question

#JAVA

[AkashYadav-tclo]

very well explained. Thanks, but still i have a confusion on why we have stored visited in arr[j] ??

[kalpshah]

i have doubt related that you have print elements and their frequency for unique elements that not visited but what about that elements that stored in freq[j] how they print?

[rajrawat]

How to do it if time complexity O(N) using brute force

[basithnizam]

what will happen if the give array has value of visited that is "-1"

[naushadalam]

8
2 0 1 1 1 0 3 1
ans=2 4 1 1
code output=2 4 1 0
how can i handle this case