問題詳情

1. Multiple Choice (單選題)(25 pts) (1) If k is the least numbers of integers must be selected from {1,3, 5,…,29} to make sure there is at least o:pair of these integers with the sum 26, then k is
(A) 6-8
(B)9〜11
(C) 12〜14
(D) 14〜16
(E) none ofabove.

參考答案

答案:[無官方正解]
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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