From a1fb31bf484c0ef4ec153b525290a81b787f3275 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=95=85=E6=98=A5?= <3481369387@qq.com>
Date: Sat, 28 Mar 2026 00:50:35 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0W2?=
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---
 W2/Main.java | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 W2/Main.java

diff --git a/W2/Main.java b/W2/Main.java
new file mode 100644
index 0000000..28d2ed2
--- /dev/null
+++ b/W2/Main.java
@@ -0,0 +1,27 @@
+public class Main {
+    public static void main(String[] args) {
+        int[] voltages = {10, -5, 7, 105, 999, 89, 76, 74};
+        int validCount = 0; // 有效数据个数
+        double validSum = 0; // 有效数据总和
+
+        for (int voltage : voltages) {
+            if (voltage == 999) {
+                System.out.println("程序终止，传感器离线");
+                break; // 遇到999，终止程序
+            } else if (voltage < 0) {
+                System.out.println("警告：发现负数，数据已跳过");
+            } else if (voltage >= 1 && voltage <= 100) {
+                validCount++;
+                validSum += voltage;
+            }
+            // 其他情况（如>100）不处理
+        }
+
+        if (validCount > 0) {
+            double average = validSum / validCount;
+            System.out.printf("有效数据个数：%d，平均值：%.2f\n", validCount, average);
+        } else {
+            System.out.println("没有收集到有效数据，打印初始状态");
+        }
+    }
+}