Stay Safe

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Is this string safe? ###Input: A single string $S$. ###Output: Output a single line “Safe” or “Not safe”. ###Constraints $|S|<= 100$ ###Sample Input 1: hl23k4jhkj?hjJHGkjg675?ddljkh2lkjhljk3?hjkh?lkj5h75kjhkl2j3hk,jhljk6h4kjl56sanitizejh4klj,h24kl ###Sample Output 1: Safe ###Sample Input 2: kh23hhl2///g4hjk2bjkfbs/lkajhflkjs//hfpa8dAFD34hk2hj34uf/asdfa8uas9fd88f///askdfi

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solution.cppC++17

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