問題詳情
14. (3%) Suppose that someone starts a chain letter. Each person who receives the letter is asked to send it to fourother people. Let k be the number of people who have seen the letter, including the first person. Suppose noone receives more than one letter and the chain letter ends after there have been 100 people who read it but didnot send it out. which is the correct value of k mod 11?
(A) 0
(B) 3
(C) 4
(D) 8
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增