# Find the Union and Intersection of the two sorted arrays.

a = [1, 2, 3, 4]
b = [2, 3, 4, 5]


# answer
print(len(set(a+b)))

4f0cbca47b2fdf9e2b7db405f68b708c3dac9c0f
<mask token>

<mask token>
print(len(set(a + b)))

a = [1, 2, 3, 4]
b = [2, 3, 4, 5]
print(len(set(a + b)))

# Find the Union and Intersection of the two sorted arrays.

a = [1, 2, 3, 4]
b = [2, 3, 4, 5]


# answer
print(len(set(a+b)))
