What common error occurs when writing a while loop for counter-controlled repetition?
Understand the Problem
The question is asking about typical mistakes made while coding a while loop intended for counter-controlled repetition, which often involves issues with initialization, updating the counter, or loop termination conditions.
Answer
Off-by-one error, where the loop executes an incorrect number of iterations.
A common error in counter-controlled while loops is the off-by-one error, where the loop runs one too many or one too few times.
Answer for screen readers
A common error in counter-controlled while loops is the off-by-one error, where the loop runs one too many or one too few times.
More Information
An off-by-one error typically occurs when the loop's conditional expression is improperly configured, often due to incorrect initialization or final condition.
Tips
A common mistake is not properly initializing or updating the counter variable, leading to incorrect loop execution.
Sources
- L8 Practice Quiz Ch 6 Repetition - Quizlet - quizlet.com
- Counter-Controlled Repetition - loc-cs.org
