3 citations · 7 across the 5 of their papers we have counts for
5 papers
More about Exact Slow -Nim
Nikolay Chikin, Vladimir Gurvich, Konstantin Knop +2
Given piles of tokens and a positive integer , the game Nim of exact slow -Nim is played as follows. Two players move alternately. In each move, a play…
Coins that Change Their Weights
Tanya Khovanova, Konstantin Knop
As in many coin puzzles, we have several identical-looking coins, with one of them fake and the rest real. The real coins weigh the same. Our fake coin is special in that it can ch…
Chameleon Coins
Tanya Khovanova, Konstantin Knop, Oleg Polubasov
We discuss coin-weighing problems with a new type of coin: a chameleon. A chameleon coin can mimic a fake or a real coin, and it can choose which coin to mimic for each weighing in…
Coins of Three Different Weights
Tanya Khovanova, Konstantin Knop
We discuss several coin-weighing problems in which coins are known to be of three different weights and only a balance scale can be used. We start with the task of sorting coins wh…
Baron Munchhausen's Sequence
Tanya Khovanova, Konstantin Knop, Alexey Radul
We investigate a coin-weighing puzzle that appeared in the all-Russian math Olympiad in 2000. We liked the puzzle because the methods of analysis differ from classical coin-weighin…