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Second solution in Uncategorized category for How Deep by Elena_Korljukova
from itertools import accumulate
def how_deep(structure):
return max(accumulate([(1 if i == '(' else -1) for i in str(structure) if i in '()']))
if __name__ == '__main__':
print("Example:")
print(how_deep((1, 2, 3)))
# These "asserts" are used for self-checking and not for an auto-testing
#assert how_deep((1, 2, 3)) == 1
#assert how_deep((1, 2, (3,))) == 2
assert how_deep((1, 2, (3, (4,)))) == 3
assert how_deep(()) == 1
assert how_deep(((),)) == 2
assert how_deep((((),),)) == 3
assert how_deep((1, (2,), (3,))) == 2
assert how_deep((1, ((),), (3,))) == 3
print("Coding complete? Click 'Check' to earn cool rewards!")
Aug. 24, 2020
