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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
// 遍历数组中的每一个数据
for (int data : sensorData) {
// 判定为999 传感器掉线,终止处理
if (data == 999) {
System.out.println("致命错误:传感器掉线,终止处理");
break;
}
// 判定无效数据 0或负数 或大于100 且不是999
if (data <= 0 || data > 100) {
System.out.println("警告:发现越界数据 " + data + ",已跳过");
continue;
}
// 走到这里说明是有效数据
validSum += data;
validCount++;
}
// 输出结果
if (validCount > 0) {
// (double)强转避免整数除法陷阱
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");
}
}
}