Finding the median must use at least n

Finding the median must use at least n - 1 comparisons

Assignment Help Basic Computer Science

Reference no: EM131245178

1. Show that any comparison-based algorithm for finding the median must use at least n - 1 comparisons.

2. Show that any comparison-based algorithm for finding the second-smallest of n values can be extended to find the smallest value also, without requiring any more comparisons to be performed.

3. Show that any comparison-based algorithm for sorting can be modified to remove all duplicates without requiring any more comparisons to be performed.

Reference no: EM131245178

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