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Puzzled: Solutions and sources

Published: 01 March 2011 Publication History

Abstract

Last month (February 2011, p. 112) we posted a trio of brainteasers, including one as yet unsolved, concerning partitions of Ms. Feldman's fifth-grade class. Here, we offer solutions to at least two of them. How did you do?

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  1. Puzzled: Solutions and sources

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    cover image Communications of the ACM
    Communications of the ACM  Volume 54, Issue 3
    March 2011
    116 pages
    ISSN:0001-0782
    EISSN:1557-7317
    DOI:10.1145/1897852
    Issue’s Table of Contents
    Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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    Association for Computing Machinery

    New York, NY, United States

    Publication History

    Published: 01 March 2011
    Published in CACM Volume 54, Issue 3

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