2 changed files with 34 additions and 1 deletions
@ -0,0 +1,34 @@ |
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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,按规则处理数据
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for (int num : sensorData) { |
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// 规则3:致命错误,遇到999直接终止流程
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if (num == 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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// 规则2:无效数据(0/负数/大于100且不是999),跳过并告警
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if (num <= 0 || num > 100) { |
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System.out.println("警告:发现越界数据[" + num + "],已跳过"); |
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continue; |
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} |
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// 规则1:正常范围(1-100),计入总和与计数
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validSum += num; |
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validCount++; |
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} |
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// 规则4:最终输出平均值
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if (validCount > 0) { |
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// 避免整数除法陷阱:将总和转为double再计算
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double average = (double) validSum / validCount; |
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System.out.printf("有效数据的平均值为:%.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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