Question $-$ For Parts a and b$,$ note that Part b depends on Part a

a$.$ Design a Backpropagation neural network $($BNN$)$ to store the following letters:

b$.$ Write a program by using python, C$++,$ java, or C to implement Your designed BNN of part a$.$

c$.$ Use the program of part b and input the following shape and show if the neural network can recognize this letter or not.

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Note: Each letter is represented by $9$ pixels.