bset of the list. Formulate this problem precisely in two ways:<br />

1.  As a general search problem. Choose an appropriate search algorithm
    and specify a heuristic function. Is it better to fill in blanks one
    letter at a time or one word at a time?<br />

2.  As a constraint satisfaction problem. Should the variables be words
    or letters?<br />

Which formulation do you think will be better? Why?<br />
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