Pseudocode Cambridge 2

Data Types

• INTEGER: A whole number.

• REAL: A number that can contain a fractional part.

• CHAR: A single character.

• STRING: A sequence of zero or more characters.

• BOOLEAN: Represents logical values TRUE and FALSE.

• DATE: A valid calendar date.

Pseudocode Cambridge Declarations

Variables

• Declaration: DECLARE <variable name>: <data type>

Constants

• Declaration: CONSTANT <identifier> = <value>

Arrays

• 1D Array: DECLARE <array name>: ARRAY[<lower>:<upper>] OF <data type>

• 2D Array: DECLARE <array name>: ARRAY[<lower1>:<upper1>, <lower2>:<upper2>] OF <data type>

Assignment

• Variable Assignment: <variable name> <- <value>

1D Array Assignment

• FOR Index <- lower TO upper

  • array_name[Index] <- <value>

  • NEXT Index

2D Array Assignment

• FOR RowIndex <- lower1 TO upper1

  • FOR ColumnIndex <- lower2 TO upper2

    • array_name[Index] <- <value>

  • NEXT ColumnIndex

• NEXT RowIndex

Common Pseudocode Statements

• INPUT: INPUT <variable name>

• OUTPUT: OUTPUT <text(s)>,<value(s)>

Operators

1. Addition: +

2. Subtraction: -

3. Multiplication: *

4. Division: / (REAL output)

5. Integer Division: DIV

6. Modulus: MOD (Remainder after division)

7. String Join: & (Join two strings)

Pseudocode Cambridge Basic String Functions with Examples

1. RIGHT(ThisString : STRING, x : INTEGER) RETURNS STRING

   • Example: `RIGHT(