Python Basics Exercises

1. Simple input/output interaction
#输入 >>> name=" pig "print("hello,%s. "%name") #输出
Hello, Pig.

2. The user enters two numbers, calculates and outputs the sum of two digits: (try to do this with just one line of code)

#输入数字
M=input ("Please enter first number:")
N=input ("Please enter a second number:")

#求和公式
Sum=int (m) +int (n)

#结果
Print ("Sum of two numbers:%.2f"%sum)

One line of code

Print ("Sum of two numbers:%.2f"% (int (input ("first number:")) +int (Input ("second number:")))

3. Enter a radius to calculate the area of the circle.

pai=3.1415
R=input ("Please enter radius:")
Mianji=float (float (r) **2*pai)
Print ("Area of the Circle:%.2f"%mianji)

Python Basics Exercises