Pseudocode syntax, descriptions and examples
Overview: This table provides a reference for commonly used pseudocode for introductory computer program design courses. You should use this as your reference and copy and paste code examples into your projects to ensure you are using proper syntax. Be sure to indent your code to make it more readable and use modify and enhance from the examples as needed. Also, capitalize the first letter of your pseudocode (e.g.
While, not while).
Pseudocode
Write/Prompt

Description
Displays messages and other information on the screen

Flowchart equivalent

Write “What is your name?” Input

Pauses execution, allowing the user to enter data

Input FirstName
Input FirstName

Compute/Set

Assigns a value to a variable
Set
Avg=(num1+num2)/2

Declare

Example usage
Write “What is your name?”
Write “Your name is “ +YourName + “.”
Prompt for ItemName, Price, Quantity

Declares a variable to be of a specific type

Input Number1, Number2

Compute average value:
Set Avg= (num1 + num2)/2
Compute total cost:
Set TotalCost= 1.25*Songs

Declare FirstName As String
Declare FirstName as String

Declare Num1, Num2 As Integer
Possible datatypes may include:
String
1

Call

Requests a module, subprogram, or function be executed Call WriteNums(num1, num2))

If
End If

Tests if a condition is met. If the test condition is true, the statements are executed.

Enter

Is
Number <
5?

Character
Integer
Float
Main Module
Write “Enter 2 numbers”
Input Num1,Num2
Call WriteNums(num1,num2)
Write “Program complete”
End Program
Subprogram WriteNums(Float num1,
Float num2)
Write “Num1 is “ + num1
Write “Num2 is “ + num2
End Subprogram

Input Number
If Number < 5 Then
Write “OK”
End If
No

Yes
Write “OK”

Exit

2

If
Else
End If

Input Age
If Age > 18 Then
Write” You are an Adult”
Else
Write” You are Young”
End If

Enter

Tests If a condition is true. If the test