THIS MONTH'S QUIZ
Consider the following statement:
"Among any group of N people there must exist either a subgroup of
a people each of whom has previously met each other person in the subgroup,
or a subgroup of b people each of whom has never met any other
person in this subgroup."
State whether the statement is TRUE or FALSE in each of the following cases:
1. N=4 a=3 b=2
2. N=4 a=3 b=3
3. N=5 a=3 b=3
4. N=6 a=3 b=3
