Can someone please help me write a convertor for Hexidecimal to Decimal, has anyone found a way to allow for the entries to be able to be multiplied as integers, even if the input is a character and not a natural number.

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If the input is a 9 chararcter, then digit to convert is equal to 9.
If the input is a A chararcter, then digit to convert is equal to 10.
If the input is a B chararcter, then digit to convert is equal to 11.
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Write a C program that should create a 10 element array of random integers (0 to 9). The program should total all of the numbers in the odd positions of the array and compare them with the total of the numbers in the even positions of the array and indicate ...

Hi. so this is actually a continuation from another question of mineHere but i was advised to start a new thread as the original question was already answered.

This is the result of previous question answered :

I have a 2d matrix with dimension (3, n) called A, I want to calculate the normalization and cross product of two arrays (b,z) (see the code please) for each column (for the first column, then the second one and so on).
the function that I created to find the ...