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Zip
Draw one path through every cell. Visit numbered squares in order 1 → 2 → 3 …. Start on 1. Thick lines are walls.
Time · 0:00
Dense tour · fifteen marks · medium · zip-006
8
3
2
7
4
15
9
6
1
10
5
14
13
11
12
Did you know? This game utilises the concept of a Hamiltonian path: a path that visits each cell exactly once.