688-521=167 Got wrong!
Select every other element of a vector
Find the numeric mean of the prime numbers in a matrix.
Project Euler: Problem 6, Natural numbers, squares and sums.
Convert a vector into a number
Insert zeros into vector
Create matrix of replicated elements
It's race time! Write a faster function than the test suite call of unique().
RISK board game battle simulation
It's race time again! Write a function that is at least twice as fast as the test suite call of repmat().
Determine the number of odd integers in a vector
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