Subtopic Notes
E - Conditional/Selection Statements
Preq. Programming Basics
Conditional/Selection Statements
- Allows a program to make decisions and execute different blocks of code based on certain conditions
- Selects specific paths depending on the evaluation of boolean expressions
IF Statements
PYTHON
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No output yet.
PSEUDOCODE
Pseudocode uses basic Cambridge-style keyword highlighting. Execution is not supported yet.
Indentation: Lines are indented (usually by three spaces) to indicate that they are contained within a statement in a previous line. Notice how in the condition statements, after the conditions are given, there are some blank spaces
Else Statements
Executes one block if the condition is true, another if it's false.
PYTHON
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No output yet.
PSEUDOCODE
Pseudocode uses basic Cambridge-style keyword highlighting. Execution is not supported yet.
Elif Statements
PYTHON
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PSEUDOCODE
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Nested If
The same program like above is now being done with nested if statements
PYTHON
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Pass Statement (Do Nothing)
PYTHON
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Logical Operators
PYTHON
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CASE Statements
The match-case statement gives a more readable and efficient way to handle multiple conditions
PYTHON
Python can be executed directly in the browser.
No output yet.
PSEUDOCODE
Pseudocode uses basic Cambridge-style keyword highlighting. Execution is not supported yet.