Using the result of problem 32, find the probability that some player receives

a, another

b, a third

c, and the last d spades if

(a) a = 5, b = 4, c = 3, d = 1;

(b) a = b = c = 4, d = 1;

(c) a = b = 4, c = 3, d = 2.

Note that the three cases are essentially different.