Click here to logon to be able to participate.

All dates/times on this page are in your local timezone.

O | Player | Country | Solve Time | Pen | E | Finish Time | Clicks | Replay |
---|

O = Official Rank

Solve Time = Time taken to solve the puzzle correctly

Pen = Penalty

E = Early Bird Rank

Finish Time = Time at which puzzle was submitted correctly

The numbers next to Replay link shows how many times the replay has been played (excludes self replaying). Only top 3 are shown.

- This is an online only puzzle contest with 16 Heyawake puzzles.
- A new Heyawake puzzle will be live in every 30 hours between Dec 10
^{th}until Dec 30^{th}. - Cumulative points from each day's solving will determine the final scores.
- There will be a leaderboard for early-birds, apart from the official one. Details here.

- All puzzles for this contest are authored by Sam Cappleman-Lynes (Feadoor)

- Shade some cells in the grid.
- Shaded cells cannot share an edge with each other.
- The unshaded cells must form an orthogonally-connected area.
- If a region contains a number clue, the number indicates how many cells must be shaded in that region.
- A contiguous line (vertical or horizontal) of unshaded cells cannot span over two or more region borders.

- Only cells shaded in Grey or Black will be checked as part of answer checking.
- Unshaded cells can be marked by right-clicking; this is optional and will not affect answer checking.
- All puzzles will have Surface mode enabled:
- Left click for Dark Grey shading.
- Right click for Green shading (double tap on mobile).
- Any one color among DG (Dark Grey), GR (Grey), LG (Light Grey) or BL (Black) must be used for shading.

- Heyawake is a genre published by Nikoli. It first appeared in Puzzle Communication #39, released in 1992, and has since become one of their most popular puzzle styles.

Official Leaderboard | Earlybirds Leaderboard | |
---|---|---|

A | B | C |

A is determined by player's rank on that day. The table below demostrates the link between rank and A. | B is puzzle difficulty indicator. Players solving all 16 puzzles will always get 1600 points as B. B for each puzzle will be calculated based on the following formula after the official time for the puzzle is over. B for Nth puzzle = 1600 * (Avg of Top 10 players's time of Nth puzzle) / [ Sum of (Avg of Top 10 players's time of all puzzles) ] | First 100 players to submit the puzzle will get C as 100 to 1 |

Final Leaderboard considers cumulative of A + B for each day. | Final Leaderboard considers cumulative of C for each day. |

# | N | Player | A + B |
---|

# | N | Player | C |
---|

Puzzle | A | B | C |
---|

N = Number of puzzles solved within Official Period / Number of puzzles solved

A = SUM(Top 100 players get points from 100 to 1 based on their ranking for that day)

B = SUM(Puzzle Points calculated based on average solving time of top 10 players)

C = SUM(First 100 players get points from 100 to 1 based on their solving end time for that day)