Compare by Position

Hamming distance shows how different two strings of the same length are. The function hamming_distance receives strings a and b and compares their characters at matching positions. Return the number of positions where the characters are different.

Примеры

Ввод
("karolin", "kathrin")
Вывод
3
Ввод
("abc", "abc")
Вывод
0
Ввод
("1011101", "1001001")
Вывод
2

Нужно реализовать

def hamming_distance(a: str, b: str) -> int:

Теги

stringstwo-pointers
PostgreSQLv16

Aici va apărea rezultatul execuției codului

Tests12
Visible tests
Test ascuns 7
Test ascuns 8
Test ascuns 9
Test ascuns 10
Test ascuns 11
Test ascuns 12

They run when you press "Submit" — your whole solution is checked against them so you can't hard-code answers for the visible cases.

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