Mobile coding works. A laptop is faster for long sessions.
Problem
Given a string and a character, print the index (0-based) of the second occurrence of that character. If it does not occur twice, print -1.
Input format
Input
input.txt
- First line: the string (up to 100 characters) - Second line: a single character
Output format
Output
output.txt
- Index of second occurrence or -1
Example
input
character a
output
4
💬 Discussion
Loading...💬
No comments yet. Be the first to start the discussion!
💻 No output yet.
Click Run in the editor to execute your code with the custom input.
Sample cases (from the problem)
Sample Case 1
Input
character a
Expected output
4
Solve it your way first
Community solutions unlock after you submit a passing solution. Don't peek.
Ready to solve this challenge?
Create a free account to write code, submit solutions, and track your progress.
⌨️ Keyboard Shortcuts
Code Editor
Run Code
Ctrl
Enter
Submit Code
Ctrl
Shift
Enter
Format Code
Shift
Alt
F
Toggle Comment
Ctrl
/
Undo
Ctrl
Z
Redo
Ctrl
Y
Navigation
Global Search
/
Show Shortcuts
?
Close Modal
Esc