2025-07-30 12:50:06 +0000 UTC

Student Attendance Record I
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Code

class Solution:
    def checkRecord(self, s: str) -> bool:
        a_count = 0
        l_count = 0
        for char in s:
            if char == "P":
                l_count = 0
            elif char == "A":
                a_count += 1
                l_count = 0
            elif char == "L":
                l_count += 1
            if l_count >= 3 or a_count >= 2:
                return False
        return True