[Solved] Sum of Numbers With Units Digit K Contest Problem
![[Solved] Sum of Numbers With Units Digit K Case Contest Problem](https://realcoder.techss24.com/wp-content/uploads/2022/06/Solved-Sum-of-Numbers-With-Units-Digit-K-Case-Contest-Problem.png "[Solved] Sum of Numbers With Units Digit K Contest Problem")
Sum of Numbers With Units Digit K: Given two integers num and k, consider a set of positive integers with the following properties: The units digit of each integer is k. The sum of the integers is num. Return the minimum possible size of such a set, or -1 if…