Exact Cover Problem

Famous quotes containing the words exact, cover and/or problem:

    His eye had become minutely exact as to the book and its position. Then he resolved that he would not look at the book again, would not turn a glance on it unless it might be when he had made up his mind to reveal its contents.
    Anthony Trollope (1815–1882)

    There is reason in the distinction of civil and uncivil. The manners are sometimes so rough a rind that we doubt whether they cover any core or sap-wood at all.
    Henry David Thoreau (1817–1862)

    I used to be a discipline problem, which caused me embarrassment until I realized that being a discipline problem in a racist society is sometimes an honor.
    Ishmael Reed (b. 1938)