WPC 2015/Round 8

From WPC unofficial wiki

Duration: 50 minutes. Total point value: 500 points. Round winner: Yanzhe Qiu (China), 510 points.

All puzzles in this genre were instructionless: solvers must have had to determine a set of rules that made the example and actual puzzles uniquely solvable.

Puzzles[edit]

All puzzles in this round were written by Vladimir Portugalov.

1-3. Puzzle 1, 15+20+20 points
4-6. Puzzle 2, 15+20+20 points
7-9. Puzzle 3 (later appeared in the playoffs as Diagonal Difference), 25+30+40 points
10-12. Puzzle 4, 25+25+45 points
13-15. Puzzle 5 (later became known as Pins), 30+30+40 points
16-18. Puzzle 6, 25+30+45 points