Problem 8. How many students do you need in a school to guarantee that there are at least 2 students who have the same f
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Problem 8. How many students do you need in a school to guarantee that there are at least 2 students who have the same f
Problem 8. How many students do you need in a school to guarantee that there are at least 2 students who have the same first two initials? Problem 9. Suppose you randomly select k of the first 2021 positive integers. What is the smallest k that guarantees that at least one pair of the selected integers will sum to 2022? Problem 10. Prove that for each group of people, there exist two persons who have the same number of friends in that group of people.
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