round 1 coding
round 2 real world problem/ machine coding round 3 hours
round 3 interview
asked about intro
asked about projects
1st.
asked about hashing
we are given a java program where we imported different modules and submodules
give a solution so that every submodule or module is imported once only

2nd.
we have many peoples and every one participated in lottery where we have 3 blocks and each have choice from 1 to 9 numbers and one will win if all numbers are 7 7 7 so we need to find a solution such that every one has probability of wining 1/10^6

solution: we can make an array of 10^6 eleemnts with only one element as 777 and return the random index element from array