Find Missing Character

Medium

📝 Description

Find the first missing character in a string

Input Format

A single string containing characters from a-z

Output Format

The first missing character or "none"

Constraints

String length ≤ 1000

🔍 Sample Input

abcdeghijklmno
            

✅ Sample Output

f
            

Code Editor

Please login to run and submit code.

Shortcuts: Ctrl+Enter to submit, Ctrl+Shift+R to run