2025-08-21 14:35:46 +0000 UTC

Check if Strings Can be Made Equal With Operations I
Categories:
Tags:

Code

class Solution:
    def canBeEqual(self, s1: str, s2: str) -> bool:
        freqs_even = [0] * 26
        freqs_odd = [0] * 26
        for i, (char1, char2) in enumerate(zip(s1, s2)):
            if i % 2 == 0:
                trg = freqs_even
            else:
                trg = freqs_odd
            trg[ord(char1) - 97] += 1
            trg[ord(char2) - 97] -= 1
        for freq1, freq2 in zip(freqs_even, freqs_odd):
            if freq1 != 0 or freq2 != 0:
                return False
        return True