20240510 2960 - Easy - List

2960. Count Tested Devices After Test Operations

class Solution:
    def countTestedDevices(self, batteryPercentages: List[int]) -> int:
        cnt = 0
        decrease = 0
        for i in range(len(batteryPercentages)):
            if max(batteryPercentages[i]-decrease, 0) > 0:
                cnt += 1
                decrease += 1
        return cnt