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Informally, an algorithm is a set of explicit instructions used to solve a problem (e.g. Euclid's algorithm for computing the greatest common divisor of two integers). For more specific questions on algorithms, this tag may be used in conjunction with the approximation-algorithms, algorithmic-randomness and algorithmic-topology tags.

5 votes
1 answer
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Recover unknown vector through shifted argmax queries

$\DeclareMathOperator*{\argmax}{arg\,max}$ I am interested in finding an efficient algorithm for the following problem: Let $x \in [0,1]^n$ be some vector, with $x_n = 1$. We want to recover $x$, sole …