it is, but 0 can be counted as False

aaa.... right.... how on earth did I not notice that formal is s'posed to be a bool/

the goal is to make it short, not make it long

I did NOT improve from @thatbirdguythatuknownot's answer, I modified the test cases. So its still 96 characters.

I did NOT improve from @thatbirdguythatuknownot's answer, I modified the test cases.

nice

thats so much shorter

nice! I see that big improvement!

Approved by someone

Javascript translation

• Used bigint for the input and output

You failed on input 1239125 and 12399125.

• 1239125
  
  The expected result is: 1239321
  
  Result from your function: 1240421

• 12399125
  
  The expected result is: 12399321
  
  Result from your function: 12400421

Not a kata issue, marking as resolved.

1240421 should equal 1239321
12400421 should equal 12399321

Yo! what am i doing wrong? function returns numbers as integers

:0

Added them. Thanks for the suggestion!

I would like to suggest to add cases of:

test.assert_equals(next_palin(10), 11)
test.assert_equals(next_palin(100), 101)

to be part of the examples.