w2

w2/DataCleaner.java

@@ -0,0 +1,30 @@
+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.printf("警告：发现越界数据 %d，已跳过%n", data);
+                continue;
+            }
+
+            validSum += data;
+            validCount += 1;
+        }
+
+        if (validCount == 0) {
+            System.out.println("无有效数据");
+        } else {
+            float average = (float) validSum / (float) validCount;
+            System.out.printf("数据平均值：%s", average);
+        }
+    }
+}