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
        
        	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(average);
		}else {
			System.out.println("无有效数据");
		}
	}
}