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Showing posts from November, 2025

#29 - UKPC 2024 puzzles

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Currently catching up with posting some puzzles on this blog. Like in 2023, in 2024 I helped to create puzzles for the UK puzzle championship (UKPC). The championship was divided into two rounds of 90 minutes each, with 540 points up for grabs in each round (so 6 points per minute). Round 1 can be found  here  and round 2 can be found  here .  Below you can find the puzzles I created. 1.2 Suguru (15 points) Rules Place a number into each cell so that each region contains the numbers from 1 to N with no repeats, where N is the number of cells in the region. Numbers of the same value may not touch one another, not even diagonally. Solve on Penpa 1.5 Country Road (18 points) Rules Draw a non-intersecting loop through the centers of some cells which passes through each region exactly once. A number in a region represents how many cells in the region are visited by the loop. Orthogonally adjacent cells across a region border may not both be unused. Solve on Penpa 1.11 Co...