"" "
The first Python program - hello, world!
Salute to the great Dennis m. Ritchie Mr

Version: 0.1
Author: LuoHao
Date: 2018-02-26

Please send the file named hello. Py

Use Windows friend can under the command prompt using the following command to run the program
Python hello. Py

For using Linux or macOS friend can open a terminal and type the following command to run the program
Python3 hello. Py
"" "

Print (' hello, world! ')
# print (" hello world!" )
Print (' hello ', 'world')
Print (' hello ', 'world', sep=', ', end='! ')
Print (' goodbye, the world ', end='! \ n ')