There were three rounds, each varying in terms of what they assessed. The rounds ranged from standard questions to system design and computer science fundamentals.

Overall, the process was quite fast and took about one week to complete.

I am pretty certain I answered the interview question correctly, but the interviewer claimed I was wrong. It can be googled, suggesting it might have been a language barrier or an intentional attempt to fail me.

When summing the values of a 2D array in a nested for loop, where the outer loop index counter is i and the inner loop index counter is j,

what is the difference when you sum array[i][j] versus array[j][i]?