How to print a filled circle or shapes in the terminal like:
That shape you show might be the Unicode character ●.
Also, from this answer: https://stackoverflow.com/a/12982461/1424395
http://www.unicode.org is the place to look for symbol names.
● BLACK CIRCLE 25CF
⚫ MEDIUM BLACK CIRCLE 26AB
⬤ BLACK LARGE CIRCLE 2B24
🌑 NEW MOON SYMBOL 1F311
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