2025-08-19 11:58:59 +0000 UTC

class Solution:
    def checkDistances(self, s: str, distance: List[int]) -> bool:
        for i, char in enumerate(s):
            idx = ord(char) - 97
            dist = distance[idx]
            if dist == -1:
                continue
            nxt = i + dist + 1
            if nxt >= len(s) or s[nxt] != char:
                return False
            distance[idx] = -1
        return True