计算器

简易版计算器

Author: lllp1736

19100304/lllp1736/d2_exercise_hello_python.py

@@ -1 +1 @@
-print('Hello World')
+print('Hello World')

19100304/lllp1736/d3_exercise_calculator.py

@@ -0,0 +1,43 @@
+#简易版本计算器
+
+# 加
+def add(x, y):
+    return x + y
+
+# 减
+def subtract(x, y):
+   return x - y
+
+# 乘
+def multiply(x, y)：
+   return x * y
+
+# 除
+def divide(x, y)
+   return x / y
+
+print("选择对应的运算方式")
+print("1.加")
+print("2.减")
+print("3.乘")
+print("4.除")
+
+choice = input("输入（1/2/3/4):")
+
+num1 = int(input("输入第一个数字"))
+num2 = int(input("输入第一个数字"))
+
+if choice == '1':
+   print(num1,"+",num2,"=", add(num1,num2))
+
+elif choice =='2':
+   print(num1, "+", num2, "=", subtract(num1, num2))
+
+elif choice =='3':
+   print(num1, "+", num2, "=", multiply(num1, num2))
+
+elif choice =='4':
+   print(num1, "+", num2, "=", divide(num1, num2))
+
+else:
+   print("错误输入")