InterviewBit Problems   Colorful Number : Solved

About the Colorful Number : Solved category (1)
Any better solution than O(n^2) (1)
Simple and sweet. Self explanatory (3)
Used list instead of dictionary (1)
Easy brute force with simple hashing solution (1)
O(N) solution got accepted (3)
Simple C++ soln, TC - O(n*n) (1)
Very easy C++ Solution :) (1)
C++ solution : Tell me how I can improve this (1)
Why would you use a HashSet? (2)
Inefficient but working solution in Java [Naive approach with extra spaces] (1)
Very Easy Cpp Sol. Straight Forward Approach! (1)
C++ approach Tell me how to improve (3)
C++ easy ,short and without making any auxillary array to save digits (1)
C++ easy solution jfd (2)
Python - O(n*n) solution (1)
Here is the unncessary O(n) solution (3)
O(n) solution of @ritvikush_1996 in Python (2)
C++ simplest sol -> using set (2)
O(n*n) solution is being accepted (2)
Simpl python sol (1)
Simplest C++ solution using map (2)
Simple Python Solution - 1 (1)
We can use hash set (1)
My version of C++ solution using unordered_map (2)
Is O(n) solution broken? (3)
Hint of Colorful Number? (3)
C++ solution using hashmap (2)
Giving wrong answer for 278 (1)
Simple Solution using unordered_set (1)