From 0d1e439ed163fc4fc4fe7297aec46f45334e4690 Mon Sep 17 00:00:00 2001
From: Huangruoyan <1471801269@qq.com>
Date: Thu, 19 Mar 2026 12:39:12 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0=E6=96=87=E4=BB=B6=E8=87=B3?=
 =?UTF-8?q?=20'W2-=E9=BB=84=E8=8B=A5=E5=A6=8D-202506050310'?=
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---
 W2-黄若妍-202506050310/DataCleaner.java | 36 ++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 W2-黄若妍-202506050310/DataCleaner.java

diff --git a/W2-黄若妍-202506050310/DataCleaner.java b/W2-黄若妍-202506050310/DataCleaner.java
new file mode 100644
index 0000000..572dbd0
--- /dev/null
+++ b/W2-黄若妍-202506050310/DataCleaner.java
@@ -0,0 +1,36 @@
+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
+        for (int data : sensorData) {
+            // 3. 致命错误：遇到 999 立即终止
+            if (data == 999) {
+                System.out.println("致命错误: 传感器掉线, 终止处理");
+                break;
+            }
+
+            // 1. 正常范围：1~100 之间
+            if (data >= 1 && data <= 100) {
+                validSum += data;
+                validCount++;
+            }
+            // 2. 无效数据：0、负数 或 >100 且不是 999
+            else if (data <= 0 || data > 100) {
+                System.out.println("警告: 发现越界数据[" + data + "], 已跳过");
+                continue;
+            }
+        }
+
+        // 4. 最终输出
+        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