Game
Start from the start blockHow to Play
- ๐ฏ Connect from Start (S) to Goal (G) with one line
- ๐ Trace with your finger through all blocks
- โก Blocks can only be passed through once
- โ Can continue tracing even after lifting finger
- โฉ๏ธ Tap on passed blocks to go back
๐ History of One-Line Drawing
One-line drawing has been a beloved logic puzzle since ancient times. Mathematical solutions were established through the development of graph theory.
Despite simple rules, complex problems require deep thinking, making it a profound puzzle.
๐ฎ Detailed Rules
Begin tracing from the start block (S). You can only move to adjacent blocks.
Choose from 3 levels: Easy, Normal, Hard. Higher difficulty adds more blocks and branches.
Trace with your finger to move to adjacent blocks. Passed blocks change color and cannot be passed again.
You can continue from where you left off even after lifting your finger. Resume from adjacent blocks.
If you make a mistake, tap on a previously passed block to return there.
Pass through all blocks and reach the goal block (G) to clear.
- First look at the whole puzzle and think about the best route
- Save dead ends for last
- Don't worry about mistakes - you can always go back
- Start with easy problems to get used to it
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