public class w2 {
    public static void main(String[] args) {
        int[] sensorData = new int[]{85, -592, 0, 105, 999, 88, 76};
        int validSum = 0;
        int validCount = 0;

        for(int num : sensorData) {
            if (num <= 100 && num >= 1) {
                validSum += num;
                ++validCount;
            } else if (num > 0 && num >= 999) {
                if (num == 999) {
                    System.out.println("致命错误：传感器掉线，终止处理");
                }
            } else {
                System.out.println("警告：发现越界数据[" + num + "],已跳过");
            }
        }

        if (validCount < 0) {
            System.out.println("无有效数据");
        } else {
            double qq = (double)validSum / (double)validCount;
            System.out.println(qq);
        }
    }
}