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cs50 / draw.cs50.io

https://draw.cs50.io
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ability to undo/redo last stroke with some gestures #10

Closed dmalan closed 6 years ago

dmalan commented 6 years ago

Let's maintain an infinite stack of strokes so we can go back as far as needed.

rongxin-liu commented 6 years ago

Using secret 4-corner hotspot instead.