diff --git a/w1/W1_wangjiashuo_506050214/README.md b/w1/W1_wangjiashuo_202506050214/README.md
similarity index 100%
rename from w1/W1_wangjiashuo_506050214/README.md
rename to w1/W1_wangjiashuo_202506050214/README.md
diff --git a/w1/W1-wangjiashuo-202506050214/TemperatureConverter.java b/w1/W1_wangjiashuo_202506050214/TemperatureConverter.java
similarity index 98%
rename from w1/W1-wangjiashuo-202506050214/TemperatureConverter.java
rename to w1/W1_wangjiashuo_202506050214/TemperatureConverter.java
index e51e1f6..042d190 100644
--- a/w1/W1-wangjiashuo-202506050214/TemperatureConverter.java
+++ b/w1/W1_wangjiashuo_202506050214/TemperatureConverter.java
@@ -1,5 +1,5 @@
+package W1_wangjiashuo_202506050214;
 import java.util.Scanner;
-
 /**
  * 温度转换器程序
  * 支持摄氏度(C)与华氏度(F)之间的相互转换
diff --git a/w2/DataCleaner.java b/w2/DataCleaner.java
new file mode 100644
index 0000000..7e8683d
--- /dev/null
+++ b/w2/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
+
+        // 遍历传感器数据
+        for (int data : sensorData) {
+            // 致命错误：传感器掉线
+            if (data == 999) {
+                System.out.println("致命错误：传感器掉线，终止处理");
+                break;
+            }
+
+            // 无效数据：0/负数 或 大于100且不是999
+            if (data <= 0 || data > 100) {
+                System.out.println("警告：发现越界数据 " + data + "，已跳过");
+                continue;
+            }
+
+            // 正常范围 1-100，计入有效数据
+            validSum += data;
+            validCount++;
+        }
+
+        // 输出结果
+        if (validCount > 0) {
+            // 转double避免整数除法
+            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");
+        }
+    }
+}