From 4fb76f5a26626af8a6ef33f2d3521a6a4ba0424a Mon Sep 17 00:00:00 2001
From: vivian6152 <348915475@qq.com>
Date: Mon, 19 Aug 2019 20:36:08 +0800
Subject: [PATCH 1/4] 1

---
 exercises/1901100297/1001S02E01_helloworld.txt | 1 +
 exercises/1901100297/README.md                 | 0
 2 files changed, 1 insertion(+)
 create mode 100644 exercises/1901100297/1001S02E01_helloworld.txt
 create mode 100644 exercises/1901100297/README.md

diff --git a/exercises/1901100297/1001S02E01_helloworld.txt b/exercises/1901100297/1001S02E01_helloworld.txt
new file mode 100644
index 000000000..23c83a622
--- /dev/null
+++ b/exercises/1901100297/1001S02E01_helloworld.txt
@@ -0,0 +1 @@
+balababal
\ No newline at end of file
diff --git a/exercises/1901100297/README.md b/exercises/1901100297/README.md
new file mode 100644
index 000000000..e69de29bb

From e9f0ba16c2b4e23999eb43e48fc6951c0769cf77 Mon Sep 17 00:00:00 2001
From: vivian6152 <348915475@qq.com>
Date: Tue, 20 Aug 2019 16:27:41 +0800
Subject: [PATCH 2/4] Create 1001S02E02_hello_python.py

---
 exercises/1901100297/1001S02E02_hello_python.py | 2 ++
 1 file changed, 2 insertions(+)
 create mode 100644 exercises/1901100297/1001S02E02_hello_python.py

diff --git a/exercises/1901100297/1001S02E02_hello_python.py b/exercises/1901100297/1001S02E02_hello_python.py
new file mode 100644
index 000000000..7593920e0
--- /dev/null
+++ b/exercises/1901100297/1001S02E02_hello_python.py
@@ -0,0 +1,2 @@
+msg = "Hello World"
+print(msg)
\ No newline at end of file

From b42805caf90e63afb95788b7824d3e1a3dcc9ca3 Mon Sep 17 00:00:00 2001
From: vivian6152 <348915475@qq.com>
Date: Thu, 22 Aug 2019 16:29:31 +0800
Subject: [PATCH 3/4] Create 1001S02E03_calculator.py

---
 exercises/1901100297/1001S02E03_calculator.py | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 exercises/1901100297/1001S02E03_calculator.py

diff --git a/exercises/1901100297/1001S02E03_calculator.py b/exercises/1901100297/1001S02E03_calculator.py
new file mode 100644
index 000000000..22eba2c37
--- /dev/null
+++ b/exercises/1901100297/1001S02E03_calculator.py
@@ -0,0 +1,11 @@
+def add(x,y):
+    print(x+y)
+
+def minus(x,y):
+    print(x-y)
+
+def multiply(x,y):
+    print(x*y)
+
+def divide(x,y):
+    print(x/y)

From d1bcbb84b24ff95b9f311b226dfa97112cc9547f Mon Sep 17 00:00:00 2001
From: vivian6152 <348915475@qq.com>
Date: Thu, 22 Aug 2019 21:01:01 +0800
Subject: [PATCH 4/4] Update 1001S02E03_calculator.py

---
 exercises/1901100297/1001S02E03_calculator.py | 48 +++++++++++++++----
 1 file changed, 40 insertions(+), 8 deletions(-)

diff --git a/exercises/1901100297/1001S02E03_calculator.py b/exercises/1901100297/1001S02E03_calculator.py
index 22eba2c37..c1808bfbe 100644
--- a/exercises/1901100297/1001S02E03_calculator.py
+++ b/exercises/1901100297/1001S02E03_calculator.py
@@ -1,11 +1,43 @@
-def add(x,y):
-    print(x+y)
+print('我们来做四则运算，请选择你的运算类型')
+print('1，加法')
+print('2，减法')
+print('3，乘法')
+print('4，除法')
 
-def minus(x,y):
-    print(x-y)
+choice = input("选择运算类型（1/2/3/4）")
 
-def multiply(x,y):
-    print(x*y)
+if choice =='1':
+   print("第一个数")
+   a=input()
+   x=int(a)
+   print('第二个数')
+   b=input()
+   y=int(b)
+   print("结果",x+y)
 
-def divide(x,y):
-    print(x/y)
+elif choice =='2':
+   print("第一个数")
+   a=input()
+   x=int(a)
+   print('第二个数')
+   b=input()
+   y=int(b)
+   print("结果",x-y)
+
+elif choice =='3':
+   print("第一个数")
+   a=input()
+   x=int(a)
+   print('第二个数')
+   b=input()
+   y=int(b)
+   print("结果",x*y)
+
+elif choice =='4':
+   print("第一个数")
+   a=input()
+   x=int(a)
+   print('第二个数')
+   b=input()
+   y=int(b)
+   print("结果",x/y)