2 Programming: questions

10: Math (multiple choice questions)

Programming:

-Singly Linked Lists
given a linked lists with an int as the data at each node reduce the linked list down to unique numbers.
return the singly linked lists with no repeating numbers.

-Relatedness:
Given an array size n, with n-long bit strings where each bit mean a connection between the person represented by the row number and the person represented by the column number. Anyone connected either directly or indirectly is considered to be in a group. Return the total number of groups once all connected people have been placed in their respective groups

Math:
questions on probability, calculus, optimization, linear algebra.