SOLVED: Problem 1: adder4.circ (33 points)Implement a 4-bit prefix adder.The adder you implement must be a prefix adder.If you implement any other adder, such as a ripple carry adder, you will not receive any points. The automated checking cannot tell the difference between adders so the TAs will look at your submission after the due date to validate that you implemented the correct type of adder. Again, if you did not, you will not receive any credit for this problem.It should go without saying

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