Guys we have around 15 days of time to crack the hackwithinfy first round. As is it is pure coding round we can expect questions from the following topics:
1)Strings
2)Arrays
3)Linked lists
4)Stacks
5) Queues
6)Trees
As of now these are the most important topics we have to prepare on

As per last year we can choose our own language

So today we should all complete the entire strings topic

You can start practicing on platforms like
1) Hackerrank
2)Hackerearth
3)Codechef
4)geeksforgeeks etc

Data structures through python

HackWithInfy Power Programmer Interview 2019 - GeeksforGeeks
https://www.geeksforgeeks.org/hackwithinfy-power-programmer-interview-2019/

Infosys Interview Experience for Power Programmer Role through HackWithInfy - GeeksforGeeks
https://www.geeksforgeeks.org/infosys-interview-experience-for-power-programmer-role-through-hackwithinfy/

1 question will be from basic programming
1 question from algorithms may be dynamic,greedy or back tracking etc
1 question from data structures like trees,stacks,linked lists,queues,graphs