Medtronic Automation Tester interview questions

Java coding question is Write program to accept 2 integers R and S, and find N(number of possibilities),. the no.of R digit numbers whose sum of digit equals to S 1<=R<=9 1<=S<=90 Sample input R=2 S=6 output N =6 Explanation (1,5)(2 4)(3 3)(4 2)(5 1)(6 0) Subjective should be some case study Technical questions based out of manual and automation testing(Selenium web driver and page object model) Java questions from core java