DefinePK

Description

What happens when you press the Run button? Trace the execution of a basic Python program to understand how the computer evaluates expressions with the plus operator and interprets print statements.

View the program used in this video at: https://www.khanacademy.org/python-program/tracing-program-execution/6568538259767296

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TIMESTAMPS:
00:00 - 01:08 : what is tracing?
01:09 - 02:07 : print(4 + 20.55)
02:08 - 02:41 : 3+2
02:42 - 03:34 : print("Learn" + " " + "more")
03:35 - 04:16 : print("81" + "19.42")
04:17 - 04:47 : print("2 + 2")
04:48 - 05:07 : terminating the program