Variations on a maze
From Maze
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* NM (reversed) | * NM (reversed) | ||
* OP | * OP | ||
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| + | [[Image:C64_PETSCII_chart.png|thumb|200px|Chart of unshifted PETSCII characters displaying on a Commodore 64]] | ||
Other graphical characters, while adjacent on the physical keyboard, are effectively scrambled by the QWERTY layout before being placed in the alphabetized PETSCII index. This preserves their logical relationship to the keys (any graphical character can be transformed into its letter, or vice-versa, by a fixed offset). However it obfuscates their relationship to each other. | Other graphical characters, while adjacent on the physical keyboard, are effectively scrambled by the QWERTY layout before being placed in the alphabetized PETSCII index. This preserves their logical relationship to the keys (any graphical character can be transformed into its letter, or vice-versa, by a fixed offset). However it obfuscates their relationship to each other. | ||
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[[Image:Atari2600-Adventure-v2-(vgmaps).png|left|thumb|200px|Map of ''Adventure'' for Atari 2600 (VGmaps)]] | [[Image:Atari2600-Adventure-v2-(vgmaps).png|left|thumb|200px|Map of ''Adventure'' for Atari 2600 (VGmaps)]] | ||
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| − | [[Image:C64_PETSCII_chart.png|thumb|200px|Chart of unshifted PETSCII characters displaying on a Commodore 64]] | ||
