matrix in test case 3 is magical?
sum first circle=73
sum second circle =61....
How to find the position of an element in a vector without using the find function
Inner product of two vectors
Generate a vector like 1,2,2,3,3,3,4,4,4,4
How many rectangles in a grid ?
provide the numerical answer to these number questions...
Strange Number Algorithms
remove nans fast
Convert a Cell Array into an Array
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