Visit my website for new posts (don't miss!): https://jore20.hashnode.dev. I promise, sub-100 python chess move validation is possible. (Written in 5 Sep 2026)

ISBN in JavaScript in Chars Play Hole

23^rd in JavaScript and 81^st overall.

Last tested 113 mins ago.

Runtime of 7ms.

Bytes	Chars	Submitted
77	77	9 Aug 2026
78	78	9 Aug 2026
79	79	18 Feb 2026
81	81	18 Feb 2026
220	88	18 Feb 2026
224	89	14 Feb 2026
91	91	13 Feb 2026
272	102	9 Dec 2025
121	121	9 Dec 2025
122	122	9 Dec 2025
124	124	9 Dec 2025
128	128	9 Dec 2025
144	144	9 Dec 2025
145	145	9 Dec 2025
146	146	9 Dec 2025
153	153	1 Dec 2025
157	157	1 Dec 2025
161	161	1 Dec 2025
165	165	1 Dec 2025
173	173	1 Dec 2025
183	183	1 Dec 2025
654	654	1 Dec 2025

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ISBN in JavaScript in Chars Play Hole