2001 IMO Shortlist Problems/C5
Problem
Find all finite sequences such that for every , , equals the number of times appears in the sequence.
Solution
See Problem 23, Chapter 4, in 102 Combinatorial Problems by Andreescu and Feng.
Find all finite sequences such that for every , , equals the number of times appears in the sequence.
See Problem 23, Chapter 4, in 102 Combinatorial Problems by Andreescu and Feng.
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