Problem of the Week

Each Monday (at least for the Fall 2018 semester) a new problem will be posted.  Then on Wednesday a hint will be posted, and on Friday a solution will be posted.

In the News

  • Problem of the Week

    Week of Oct. 15, 2018

    // October 19, 2018

    The Problem:​ A rectangular chocolate bar is made up of at least two smaller squares.Two players take turns eating a square together with …

  • Problem of the Week

    Week of Oct. 8 2018

    // October 12, 2018

    The Problem:​ An odd number of soldiers are stationed in a field in such a way that all the pairwise distances are distinct. Each soldier …

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    Week of Oct. 1 2018

    // October 1, 2018

    The Problem:​ Find a 10 digit number whose leading digit is the number of 0’s in the number, whose next digit is the number of 1&rsq…

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    Week of Sept. 24th 2018

    // September 24, 2018

    The Problem:​ 50 coins of various denominations are placed on the number line at integer positions 1 through 50. Two players alternate tak…

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    Week of Sept. 17th 2018

    // September 17, 2018

    The Problem:​ Some of the squares on an nxn checkerboard are infected. A square will become infected if it shares at least two edges with …

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    Week of Sept. 10th 2018

    // September 10, 2018

    The Problem: Consider the operation of multiplying any row or column of a real matrix by -1. Show that a finite number of such operatio…

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