Balance Loop

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Rules[edit]

Balance Loop Example.png Balance Loop Example Solution.png

Draw a closed loop passing through centres of cells horizontally or vertically. All white circles must have equal segment lengths on both sides of the circle before turning. All black circles must have unequal segment lengths on both sides of the circle before turning. Numbers indicate the sum of the segment lengths on both sides of the circle.

(Rules and example from WPC 2017 IB)

History of the puzzle[edit]

Invented by Prasanna Seshadri (India). The first puzzle was posted to The Art of Puzzles blog in February 2015.[1]

Appearances in the past WPCs[edit]

References[edit]