Question: Suppose we are given two ordered dictionaries S and T , each with n items, and that S and T are implemented by means of

Suppose we are given two ordered dictionaries S and T, each with n items, and that
S and T are implemented by means of array-based ordered sequences. Describe an O(log n)-time
algorithm for finding the kth smallest key in the union of the keys from S and T (assuming no
duplicates).

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