Microsoft Software Engineer internship interview questions

1. Intersection of two linked list. 2. There is a 2 d array. 0 signifies water and 1 signifies land. an island is connected 0s(in all 8 direction) and no 0 should be on the outer edge of two array. You have to count the bumber of such possible array. You have to solve both coding question to enter in 2nd round In round 2 interviewer were very cool and supporting. try to shake hand while entering and ask every detail of problem.