diff --git a/exercises/1901010088/1001S02E01_helloworld.txt b/exercises/1901010088/1001S02E01_helloworld.txt
new file mode 100644
index 000000000..c97954c3d
--- /dev/null
+++ b/exercises/1901010088/1001S02E01_helloworld.txt
@@ -0,0 +1,2 @@
+1. It's a nice day ,today!
+2.听了笑来老师分享的”长期“概念，再也不是遥遥无期很漫长的感觉。
\ No newline at end of file
diff --git a/exercises/1901010088/1001S02E01_helloworld.txt.txt b/exercises/1901010088/1001S02E01_helloworld.txt.txt
deleted file mode 100644
index 362d2b055..000000000
--- a/exercises/1901010088/1001S02E01_helloworld.txt.txt
+++ /dev/null
@@ -1 +0,0 @@
-1. It's a nice day ,today!
\ No newline at end of file
diff --git a/exercises/1901010088/1001S02E02_hello_python.py b/exercises/1901010088/1001S02E02_hello_python.py
new file mode 100644
index 000000000..3595daf2b
--- /dev/null
+++ b/exercises/1901010088/1001S02E02_hello_python.py
@@ -0,0 +1,4 @@
+msg="Hello World"
+print(msg)
+
+msg.capitalize
\ No newline at end of file
diff --git a/exercises/1901010088/1001S02E03_calculator.py b/exercises/1901010088/1001S02E03_calculator.py
new file mode 100644
index 000000000..ef350e290
--- /dev/null
+++ b/exercises/1901010088/1001S02E03_calculator.py
@@ -0,0 +1,46 @@
+#定义函数
+def add(x, y):
+   """相加"""
+
+   return x + y
+
+def abstract(x. y): 
+   """相减"""
+
+   return x - y
+
+def multipy(x, y): 
+   """相乘""" 
+
+   return x * y
+
+def divide(x, y):
+   """相除"""
+
+   return x / y   
+
+# 用户输入
+print("选择运算：")
+print("1、相加")
+print("2、相减")
+print("3、相乘")
+print("4、相除")
+
+choice=input("输入你选择的(1/2/3/4):")
+
+num1=int(input("输入第一个数字: "))
+num2=int(input("输入第二个数字: "))
+
+if choice == "1":
+  print(num1,"+",num2,"=",add(num1,num2))
+
+elif choice == "2":
+  print(num1,"-",num2,"=",subtract(num1,num2))  
+
+elif choice == "3":
+  print(num1,"*",num2,"=",multiple(num1,num2))
+
+elif choice =="3":
+  print(num1,"/",num2,"=",divide(num1,num2))
+else:
+  print("非法输入")  
\ No newline at end of file
diff --git a/exercises/1901010088/1001S02E04_control_flow.py b/exercises/1901010088/1001S02E04_control_flow.py
new file mode 100644
index 000000000..52c20a9b8
--- /dev/null
+++ b/exercises/1901010088/1001S02E04_control_flow.py
@@ -0,0 +1,24 @@
+print()
+print("1. 使用for…in循环打印九九乘法表，输出")
+
+print()
+for i in range(1,10):
+    for j in range (1,i+1):
+        print(i,"*",j,"=",i*j,end="\t")
+    print()
+  
+  
+print()
+
+print("2. 使用fwhile循环打印九九乘法表并用条件判断把偶数行删除，输出")
+print() 
+i=1
+while i<10:
+    if i%2==1:
+        j=1
+        while j<=i:
+          print('%d * %d = %-2d'%(i,j,i*j),end='\t')      
+        j=j+1
+        print()
+    i=i+1    
+
diff --git a/exercises/1901010088/README.md.txt b/exercises/1901010088/README.md
similarity index 100%
rename from exercises/1901010088/README.md.txt
rename to exercises/1901010088/README.md