public class DataCleaner {
    public static void main(String[] args) {
        int[] sensorData = {85, -5, 92, 0, 105, 999, 88, 76};
        
        int validSum = 0;   // 有效数据总和
        int validCount = 0; // 有效数据个数
        
        // 请在此处编写你的流程控制代码
        for (int data : sensorData) {
            if (data == 999) {
                System.out.println("致命错误：传感器掉线，终止处理");
                break;
            }
            
            if (data <= 0 || data > 100) {
                System.out.println("警告：发现越界数据 [" + data + "]，已跳过");
                continue;
            }
            
            validSum += data;
            validCount++;
        }
        
        if (validCount > 0) {
            double average = (double) validSum / validCount;
            System.out.println("有效数据平均值：" + average);
        } else {
            System.out.println("无有效数据");
        }
    }
}