Question

The weight of a sequence of real numbers is defined as . A subsequence of a sequence is obtained by deleting some elements from the sequence, keeping the order of the remaining elements the same. Let denote the maximum possible weight of a subsequence of and the maximum possib

Answer 1

Answer:

The weight of a sequence a0,a1,…,an−1 of real numbers is defined as a0+a1/2+⋯+an−1/2n−1. A subsequence of a sequence is obtained by deleting

Answer 2

Answer:

The weight of a sequence a0,a1,…,an−1 of real numbers is defined as a0+a1/2+⋯+an−1/2n−1. A subsequence of a sequence is obtained by deleting