You probably know the function hist(x,n) to get the histogram. Now try to write the function yourself!
For the cheaters wanting to use the function hist(), this will make the assertion fail!
Please start every test case with "%%". Refer to https://au.mathworks.com/matlabcentral/cody/problems/1896-index-one-element-in-each-vector-of-an-array-along-a-given-dimension#comment_10372
Find the maximum number of decimal places in a set of numbers
Generate a string like abbcccddddeeeee
Create an 'arrow-head" matrix
Count the numbers
Connect 4 (the boardgame)
Add the positive numbers
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