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Author Dennis Sweeney
Recipients Dennis Sweeney, Zeturic, ammar2, corona10, gregory.p.smith, gvanrossum, josh.r, pmpp, serhiy.storchaka, taleinat, tim.peters
Date 2020-12-12.09:41:33
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For convenience, attached is a quick and dirty Tkinter GUI that lets you step through the Crochemore/Perrin Algorithm on your choice of inputs, just for play/discovery.

A good illustration of the memory for periodic needles can be found by testing:

The GUI program does not implement the Boyer-Moore/Horspool/Sunday-style shift-table. In the current PR 22904, this table is used in exactly those situations where the GUI says "Matched 0, so jump ahead by 1".
Date User Action Args
2020-12-12 09:41:34Dennis Sweeneysetrecipients: + Dennis Sweeney, gvanrossum, tim.peters, gregory.p.smith, taleinat, pmpp, serhiy.storchaka, josh.r, ammar2, corona10, Zeturic
2020-12-12 09:41:34Dennis Sweeneysetmessageid: <>
2020-12-12 09:41:34Dennis Sweeneylinkissue41972 messages
2020-12-12 09:41:34Dennis Sweeneycreate