def half_adder(i, j): sum = i ^ j carry = i & j return sum, carry

def full_adder(i, j, k): sum, carry1 = half_adder(i, j) sum, carry2 = half_adder(sum, k) carry = carry1 | carry2 return sum, carry

def parallel_adder(A, B, C, D, E, F): sum1, carry1 = full_adder(A, D, 0) sum2, carry2 = full_adder(B, E, carry1) sum3, carry3 = full_adder(C, F, carry2) return carry3, sum3, sum2, sum1

if __name__ == '__main__': print("Half-adder") print("i = 0 j = 0 | c = 0 s = 0") print("i = 0 j = 1 | c = 0 s = 1") print("i = 1 j = 0 | c = 0 s = 1") print("i = 1 j = 1 | c = 1 s = 0")

print("Full-adder") print("i = 0 j = 0 k = 0 | c = 0 s = 0") print("i = 0 j = 0 k = 1 | c = 0 s = 1") print("i = 0 j = 1 k = 0 | c = 0 s = 1") print("i = 0 j = 1 k = 1 | c = 1 s = 0") print("i = 1 j = 0 k = 0 | c = 0 s = 1") print("i = 1 j = 0 k = 1 | c = 1 s = 0") print("i = 1 j = 1 k = 0 | c = 1 s = 0") print("i = 1 j = 1 k = 1 | c = 1 s = 1")

A, B, C = 0, 1, 1 D, E, F = 1, 1, 0 W, X, Y, Z = parallel_adder(A, B, C, D, E, F) print() print(f"{A}{B}{C} + {D}{E}{F} = {W}{X}{Y}{Z}")

#output

Half-adder i = 0 j = 0 | c = 0 s = 0 i = 0 j = 1 | c = 0 s = 1 i = 1 j = 0 | c = 0 s = 1 i = 1 j = 1 | c = 1 s = 0 Full-adder i = 0 j = 0 k = 0 | c = 0 s = 0 i = 0 j = 0 k = 1 | c = 0 s = 1 i = 0 j = 1 k = 0 | c = 0 s = 1 i = 0 j = 1 k = 1 | c = 1 s = 0 i = 1 j = 0 k = 0 | c = 0 s = 1 i = 1 j = 0 k = 1 | c = 1 s = 0 i = 1 j = 1 k = 0 | c = 1 s = 0 i = 1 j = 1 k = 1 | c = 1 s = 1

011 + 110 = 1001

Explain every single step of this code one by one, every step taken, clearly. Also talk about the output.