Interview Date: 3 Jan, 2022
Time allocated: 1 hour

Round 1: Given a number n, find all the numbers upto n such that the absolute difference between two consecutive digits is one in sorted manner.

Input: n=21
Output: 0 1 2 3 4 5 6 7 8 9 10 12 21

Round 2: Given a string str, find the length of the longest substring without repeating characters.

Along with this some other questions were asked as

1. what is LRU
2. what is caching
3. What is threading and process