For a fun "mirror mode" feature, the kiosk should take whatever a visitor types and show it to them reversed, letter by letter. Read a string and print it reversed.
Input
One string S.
Output
S reversed.
Constraints
1 ≤ |S| ≤ 10^5
Sample Input
abcd
Sample Output
dcba
main.c
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Write C, then Run (custom I/O) or Submit (sample tests). ⌘/Ctrl+Enter submits.