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Problem
Given a positive integer N, print its digits in reverse order.
Input format
Input
input.txt
- A single integer N (1 ≤ N ≤ 99999)
Output format
Output
output.txt
- The digits of N in reverse order. Leading zeros should not be printed unless the number itself is 0.
Example
input
12345
output
54321
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Sample cases (from the problem)
Sample Case 1
Input
12345
Expected output
54321
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