Given n doors and n persons. The doors are numbered 1 to n and persons are given id’s numbered 1 to n. Each door can have only 2 status open and closed. Initially all the doors have status closed. Find the final status of all the doors if a person changes the current status of all the doors, i.e. if status open then change to status closed and vice versa, for which he is authorized. A person with id ‘i’ is authorized to change the status of door numbered ‘j’ if ‘j’ is a multiple of ‘i’.

1.Written and MCQ test 2. Technical rounds 1 with basics concepts 3. Technical round 2 with problem solving skills 4. Managerial round 5. C.T.O round and HR round. 1.Written and MCQ test 2. Technical rounds 1 with basics concepts 3. Technical round 2 with problem solving skills 4. Managerial round 5. C.T.O round and HR round.