How many five-digit numbers are there, if the two leftmost digits are…

How many five-digit numbers are there, if the two leftmost digits are even, the other digits are odd and the digit 8 cannot appear more than once in the number.

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #75423