i only added attack function, i think it should pass the submit tests, but maybe i missed something, i read the description for times and times. I still don't understand what should I do.

expected undefined to equal 'raider'
//////////
what's that means?

Our code has many similarities

me too, code for human mindset

what does \B means

.

感谢新思路！

lesser variables !

oh man ,you use chars less than me!!!!

i don't understand your code what does 3 append actually do

i try this math expression in python language and there is a test not passed. the same one in javascript just passed all. why ?

this kata said do not use temp array