Knight's Tour Checker
Project Euler: Problem 7, Nth prime
Number of Circles in a Number
How long is the longest prime diagonal?
Find out missing number from a vector of 9 elements
Remove NaN ?
Find the elements of a matrix according to a defined property.
A quadrant matrix
Remove from a 2-D matrix all the rows that contain at least one element less than or equal to 4
First non-zero element in each column
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