2025-08-24 12:55:14 +0000 UTC

Check If Digits Are Equal in String After Operations I
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Code

class Solution:
    def hasSameDigits(self, s: str) -> bool:
        stack = list(map(int, s))
        stack.reverse()
        while len(stack) > 2:
            prev = stack.pop()
            for i in reversed(range(len(stack))):
                stack[i], prev = (prev + stack[i]) % 10, stack[i]
        return stack[0] == stack[1]