From 3bdc769c555df8b0016dbda3292c35e404f3e717 Mon Sep 17 00:00:00 2001
From: 86150 <86150@hunnu.edu.cn>
Date: Mon, 11 May 2026 17:00:07 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0W2?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 W2/DataCleaner.class | Bin 0 -> 1372 bytes
 W2/DataCleaner.java  |  27 +++++++++++++++++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 W2/DataCleaner.class
 create mode 100644 W2/DataCleaner.java

diff --git a/W2/DataCleaner.class b/W2/DataCleaner.class
new file mode 100644
index 0000000000000000000000000000000000000000..804082983f3a5dfb1b5038c94898150902644a5b
GIT binary patch
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literal 0
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diff --git a/W2/DataCleaner.java b/W2/DataCleaner.java
new file mode 100644
index 0000000..66b31b8
--- /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;   // 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;
+            }
+            else if (data == 0 || data < 0 || (data > 100 && data != 999)) {
+                System.out.println("警告: 发现越界数据[" + data + "], 已跳过");
+                continue;
+            }
+            else if (data >= 1 && data <= 100) {
+                validSum += data;
+                validCount++;
+            }
+        }
+        if (validCount > 0) {
+            double avg = (double) validSum / validCount;
+            System.out.println("有效数据平均值: " + avg);
+        } else {
+            System.out.println("无有效数据");
+        }
+    }
+}
\ No newline at end of file