Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total number of pictures.
Calculate the Levenshtein distance between two strings
Celsius to Kelvin
Product of elements in row
Matlab Basics - Rounding III
Create a vector
Vectorizing, too easy or too hard?
Basic electricity in a dry situation
Use of regexp
Sorted highest to lowest?
Dancing with wolves?
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