Computer Mathematics Program to Last Digit with Explanation
Computer Mathematics
Easy
Integers & Divisibility
38 views
1 min read
82 words
This problem helps you practice core Computer Mathematics fundamentals in a practical way. It builds intuition around digit, last, one. Let’s break it down step by step so you can implement it confidently.
Problem Statement
Print the last digit of an integer n (as a non-negative digit).
Input Format
One integer n.
Output Format
One digit 0-9.
Constraints
|n|
Code Solution
This explanation is written for learning purposes and to help beginners understand the concept clearly.
Take abs(n), then last digit is abs(n) % 10.
Common Mistakes
- Misreading input/output format.
- Not handling constraints and edge cases.
- Off-by-one errors in loops.
- Forgetting to reset variables between test cases (if any).
Solution Guide
Problem
Print the last digit of an integer n (as a non-negative digit).
Details
Common Mistakes
- Misreading input/output format.
- Not handling constraints and edge cases.
- Off-by-one errors in loops.
- Forgetting to reset variables between test cases (if any).
Difficulty
Easy
Computer Mathematics
Official Solution
Take abs(n), then last digit is abs(n) % 10.
Solutions (0)
No solutions submitted yet. Be the first!
