Two input m and n.if unit digit of m is not equal to n then concat two numbers else print m without unit digit

Question

Sample input -152 and 2 output be -15

Answer 1

What is unit digits mean here..? Number of digits or unique number of digits..

According to description, -152, 2
-152 unit digits 3 , (unigue digits also 3).
not equal to 2 so output : cancat -1522
What is without unit digits output? Ex:..

Answer 2

Before we can help you, please do a try by yourself first. Put this code in playground and link it here. Thanks!

Answer 3

https://code.sololearn.com/cZgA97H6O44l/?ref=app