python set intersection
both = {'a', 'A', 'b', 'B'}
some = {'a', 'b', 'c'}
result1 = both & some
# result: {'a', 'b'}
result2 = both.intersection(some)
print(result1 == result2)
# Truepython set intersection
both = {'a', 'A', 'b', 'B'}
some = {'a', 'b', 'c'}
result1 = both & some
# result: {'a', 'b'}
result2 = both.intersection(some)
print(result1 == result2)
# TrueSet .intersection() operation solution in python3
# Enter your code here. Read input from STDIN. Print output to STDOUT
num1, st1, num2, st2 = (set(input().split()) for i in range(4))
print(len(st1.intersection(st2)))Copyright © 2021 Codeinu
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