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34 lines
1.2 KiB
34 lines
1.2 KiB
public class DataCleaner {
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public static void main(String[] args) {
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int[] sensorData = {85, -5, 92, 0, 105, 999, 88, 76};
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int validSum = 0; // 有效数据总和
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int validCount = 0; // 有效数据个数
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// 遍历数组处理数据
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for (int data : sensorData) {
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// 致命错误:遇到999,终止处理
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if (data == 999) {
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System.out.println("致命错误: 传感器掉线, 终止处理");
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break;
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}
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// 无效数据:0、负数或大于100(非999)
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if (data <= 0 || data > 100) {
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System.out.println("警告: 发现越界数据[" + data + "], 已跳过");
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continue;
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}
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// 正常数据:1~100之间
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validSum += data;
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validCount++;
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}
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// 输出最终结果
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if (validCount > 0) {
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// 避免整数除法陷阱,转换为double计算平均值
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double average = (double) validSum / validCount;
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System.out.printf("有效数据平均值: %.2f%n", average);
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} else {
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System.out.println("无有效数据");
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}
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}
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}
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