← Questions

Probability of landing in a range on a dice walk

0
GoogleCodingLast asked Mar 2026

You start at position 0 on an endless line. Each turn you roll a die with faces 1 to K and move forward that many steps. You win if you finish inside the range [mn, mx], and lose otherwise. Return the probability of winning.

The interviewer wanted an exact answer rather than a simulation.

Write and test your solution herePython in your browser, the question's tests level by level, every submission kept for you.Sign in to start coding