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Problem
Given a string, find the minimum number of characters to insert at any position to make it a palindrome.
Input format
Input
input.txt
- A single string (up to 50 characters)
Output format
Output
output.txt
- An integer: minimum number of insertions
Example
input
abcda
output
2
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Sample cases (from the problem)
Sample Case 1
Input
abcda
Expected output
2
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