;)

that's a result of the fact that the kata function name remove is also function in the stdio module, so there's a conflict when trying to include it

Both cases are correct.

• last True -> what would be wrong with it?
• last False -> invalid configuration for 7, 8, 9 combo

Looks like your solution is the fastest of them all. I will use your solution as the reference solution now. It won't happen again.

Random tests should be as stable as possible. So perhaps the author should deal with this.

thanks

same as this C

return base % factor == 0;

with idiv the remainder is put into edx