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Input and output

How a program gets values from outside while it runs, such as what a user types, and sends its results back out, such as by printing them.

Depth 1 · Foundation

You write programs that read whole numbers with int(input()), calculate, and print results with labels using print(a, b), and know why an automatically checked program must print exactly the expected output.

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Depths of understanding

  1. 1

    Foundation

    You write programs that read whole numbers with int(input()), calculate, and print results with labels using print(a, b), and know why an automatically checked program must print exactly the expected output.

    Opens after

    Program stateEach value read in is given a name and becomes part of the program's state, which the rest of the program then works with.

Your path here

What's still between you and Input and output, depth 1, in the order you can learn it.

  1. 1ProgramDepth 1 · Foundation · Program Basics
  2. 2ExpressionDepth 1 · Foundation · Program Basics
  3. 3Variables in codeDepth 1 · Foundation · Program Basics
  4. 4Program stateDepth 1 · Foundation · Program Basics
  5. 5Input and outputDepth 1 · Foundation · Program Basics

Where it fits

Builds on

Program state

This concept

Input and outputProgram Basics

Opens up

Functions in codeFunctions