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![my attempt at solving leetcode 3120: count the number of special characters [SOLVED]](https://i.ytimg.com/vi/AbqA52TCKs8/hq720.jpg?sqp=-oaymwEXCNAFEJQDSFryq4qpAwkIARUAAIhCGAE=&rs=AOn4CLDwn6D-uETmF6p8rC4R_9ESI4YERA)
