diff --git a/FinancialRiskControl/readme.md b/FinancialRiskControl/readme.md
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+# 简介
+
+我们尽快把该课程组队学习的优秀作业整理出来，供大家学习参考。
+
+
+
+
+
+
+
+
diff --git a/MachineLearningFundamentals/readme.md b/MachineLearningFundamentals/readme.md
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+++ b/MachineLearningFundamentals/readme.md
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+# 简介
+
+我们尽快把该课程组队学习的优秀作业整理出来，供大家学习参考。
+
+
+
+
+
+
+
+
diff --git a/ProbabilityStatistics/1. 随机事件与随机变量.md b/ProbabilityStatistics/01 随机事件与随机变量.md
similarity index 100%
rename from ProbabilityStatistics/1. 随机事件与随机变量.md
rename to ProbabilityStatistics/01 随机事件与随机变量.md
diff --git a/ProbabilityStatistics/2. 数理统计与描述性统计.md b/ProbabilityStatistics/02 数理统计与描述性统计.md
similarity index 100%
rename from ProbabilityStatistics/2. 数理统计与描述性统计.md
rename to ProbabilityStatistics/02 数理统计与描述性统计.md
diff --git a/ProbabilityStatistics/3. 常见分布与假设检验.md b/ProbabilityStatistics/03 常见分布与假设检验.md
similarity index 100%
rename from ProbabilityStatistics/3. 常见分布与假设检验.md
rename to ProbabilityStatistics/03 常见分布与假设检验.md
diff --git a/ProbabilityStatistics/4. 方差分析.md b/ProbabilityStatistics/04 方差分析.md
similarity index 100%
rename from ProbabilityStatistics/4. 方差分析.md
rename to ProbabilityStatistics/04 方差分析.md
diff --git a/ProbabilityStatistics/readme.md b/ProbabilityStatistics/readme.md
new file mode 100644
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+++ b/ProbabilityStatistics/readme.md
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+# 简介
+
+我们尽快把该课程组队学习的优秀作业整理出来，供大家学习参考。
+
+
+
+
+
+
+
+
diff --git a/PurchaseAndRedemptionForecast/01.数据探索与分析.ipynb b/PurchaseAndRedemptionForecast/01 数据探索与分析.ipynb
similarity index 100%
rename from PurchaseAndRedemptionForecast/01.数据探索与分析.ipynb
rename to PurchaseAndRedemptionForecast/01 数据探索与分析.ipynb
diff --git a/PurchaseAndRedemptionForecast/02.数据探索与分析.ipynb b/PurchaseAndRedemptionForecast/02 数据探索与分析.ipynb
similarity index 100%
rename from PurchaseAndRedemptionForecast/02.数据探索与分析.ipynb
rename to PurchaseAndRedemptionForecast/02 数据探索与分析.ipynb
diff --git a/PurchaseAndRedemptionForecast/03.时间序列规则.ipynb b/PurchaseAndRedemptionForecast/03 时间序列规则.ipynb
similarity index 100%
rename from PurchaseAndRedemptionForecast/03.时间序列规则.ipynb
rename to PurchaseAndRedemptionForecast/03 时间序列规则.ipynb
diff --git a/PurchaseAndRedemptionForecast/04.时间序列模型-R语言.ipynb b/PurchaseAndRedemptionForecast/04 时间序列模型-R语言.ipynb
similarity index 100%
rename from PurchaseAndRedemptionForecast/04.时间序列模型-R语言.ipynb
rename to PurchaseAndRedemptionForecast/04 时间序列模型-R语言.ipynb
diff --git a/PurchaseAndRedemptionForecast/05.特征工程.ipynb b/PurchaseAndRedemptionForecast/05 特征工程.ipynb
similarity index 100%
rename from PurchaseAndRedemptionForecast/05.特征工程.ipynb
rename to PurchaseAndRedemptionForecast/05 特征工程.ipynb
diff --git a/PurchaseAndRedemptionForecast/06.建模预测.ipynb b/PurchaseAndRedemptionForecast/06 建模预测.ipynb
similarity index 100%
rename from PurchaseAndRedemptionForecast/06.建模预测.ipynb
rename to PurchaseAndRedemptionForecast/06 建模预测.ipynb
diff --git a/RentForecast/readme.md b/RentForecast/readme.md
new file mode 100644
index 0000000..a97ac6a
--- /dev/null
+++ b/RentForecast/readme.md
@@ -0,0 +1,11 @@
+# 简介
+
+我们尽快把该课程组队学习的优秀作业整理出来，供大家学习参考。
+
+
+
+
+
+
+
+
diff --git a/SecondHandCarPriceForecast/readme.md b/SecondHandCarPriceForecast/readme.md
new file mode 100644
index 0000000..a97ac6a
--- /dev/null
+++ b/SecondHandCarPriceForecast/readme.md
@@ -0,0 +1,11 @@
+# 简介
+
+我们尽快把该课程组队学习的优秀作业整理出来，供大家学习参考。
+
+
+
+
+
+
+
+