XAI | Exceptional Engineer | Coding | Onsite

You roll a fair six sided die exactly n times. This gives you a sequence of numbers: X1, X2, …, Xn, where each value is between 1 and 6. You only care about sequences that are non increasing, meaning: The second roll is less than or equal to the first, the third roll is less than or equal to the second, and so on, until the nth roll. So the full sequence must satisfy: X1 ≥ X2 ≥ X3 ≥ … ≥ Xn. For any valid sequence, de...