Python Basics (3): Input output and operators

Tag: arithmetic operation print text. COM log hint information type input img

Summarize the most basic input and output and operators today

Input:

Python3 is all input ("")

Input ()

name = input () #输入的值会直接赋值给name

Name = input ("Please enter your name:") # ("") in the words to enter the prompt message

Ps:

The value you enter is assigned directly to name.

Input value is str type if you want to enter a value of a numeric type, you can: name = Int (input ()) Other types of input methods are identical.

Output:

Output the name value just now. (with text hint)

1. Print ("Name:", name)

2. Print ("Name:%s"%name) #% represents the placeholder s that is the character corresponding to the% following

A second way is recommended because you can control where the print is located.

Ps:

Operator:

Arithmetic operators:

Define two variables A = ten B = 20

Assignment operators:

Comparison operators:

Logical operators:

Python Basics (3): Input output and operators