Write a method hammingEncode to encode a binary message using the hamming scheme. Read 4 bits m1, m2, m3, and m4 represented as ints (1 or 0) and return the 7 bits m1, m2, m3, m4, p1, p2, p3 as a single String in that order (not the Hamming order). See https://www.cs.princeton.edu/courses/archive/spring19/cos126/assignments/hamming/ for more information or https://en.wikipedia.org/wiki/Hamming(7,4)