From 4a927650ccb13df6c69f32d8166fa4c36395efb0 Mon Sep 17 00:00:00 2001
From: Bilei <3354484301@qq.com>
Date: Mon, 30 Mar 2026 10:36:59 +0800
Subject: [PATCH] w2

---
 w2/DataCleaner.java | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 w2/DataCleaner.java

diff --git a/w2/DataCleaner.java b/w2/DataCleaner.java
new file mode 100644
index 0000000..53213f7
--- /dev/null
+++ b/w2/DataCleaner.java
@@ -0,0 +1,27 @@
+public class DataCleaner {
+    public static void main(String[] args) {
+        int[] sensorData = {85, -5, 92, 0, 105, 999, 88, 76};
+        int validSum = 0; 
+        int validCount = 0;
+        for (int num : sensorData) {
+            if (num == 999) {
+                System.out.println("致命错误：传感器掉线，终止处理");
+                break;
+            }
+            if (num <= 0 || (num > 100 && num != 999)) {
+                System.out.println("警告：发现越界数据[" + num + "]，已跳过");
+                continue;
+            }
+            if (num >= 1 && num <= 100) {
+                validSum += num;
+                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");
+        }
+    }
+}
\ No newline at end of file