每日一题力扣2960.统计已测试设备c++

2960. 统计已测试设备 - 力扣（LeetCode）

class Solution {
public:
    int countTestedDevices(vector<int>& batteryPercentages) {
        int count = 0;
        for (int i = 0; i < batteryPercentages.size(); i++) {
            if (batteryPercentages[i] > 0) {
                count++;
                for (int j = i + 1; j < batteryPercentages.size(); j++) {
                    batteryPercentages[j]--;
                    batteryPercentages[j] = max(0, batteryPercentages[j]);
                }
            }
        }
        return count;
    }
};