Language Details: Ruby
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Problems solved
- Qualification Round (1632 solutions by 475 contestants):
- Tic-Tac-Toe-Tomek: 394 small solutions, 353 large solutions.
- Lawnmower: 201 small solutions, 160 large solutions.
- Fair and Square: 378 small solutions, 112 large-1 solutions, 19 large-2 solutions.
- Treasure: 12 small solutions, 3 large solutions.
- Round 1A (219 solutions by 125 contestants):
- Bullseye: 120 small solutions, 46 large solutions.
- Manage your Energy: 32 small solutions, 3 large solutions.
- Good Luck: 18 small solutions.
- Round 1B (125 solutions by 70 contestants):
- Osmos: 67 small solutions, 43 large solutions.
- Falling Diamonds: 9 small solutions, 4 large solutions.
- Garbled Email: 1 small solution, 1 large solution.
- Round 1C (127 solutions by 71 contestants):
- Consonants: 62 small solutions, 15 large solutions.
- Pogo: 34 small solutions.
- The Great Wall: 16 small solutions.
- Round 2 (23 solutions by 15 contestants):
- Ticket Swapping: 12 small solutions, 5 large solutions.
- Many Prizes: 2 small solutions, 1 large solution.
- Erdős–Szekeres: 2 small solutions, 1 large solution.
Submission Origin
United States (101 contestants) Japan (88 contestants) India (33 contestants) China (29 contestants) Brazil (17 contestants) France (15 contestants) United Kingdom (14 contestants) Canada (13 contestants) Russia (12 contestants) Spain (11 contestants) Thailand (10 contestants) Germany (9 contestants) Argentina (8 contestants) Mexico (7 contestants) Chile (7 contestants) Australia (7 contestants) South Korea (6 contestants) Netherlands (6 contestants) Egypt (6 contestants) Portugal (5 contestants) Poland (5 contestants) Czech Republic (5 contestants) Colombia (5 contestants) | Turkey (4 contestants) Taiwan (4 contestants) Philippines (4 contestants) Greece (4 contestants) Vietnam (3 contestants) Ukraine (3 contestants) Switzerland (3 contestants) Sweden (3 contestants) New Zealand (3 contestants) Italy (3 contestants) Indonesia (3 contestants) Denmark (3 contestants) Croatia (3 contestants) Bulgaria (3 contestants) Venezuela (2 contestants) Singapore (2 contestants) Romania (2 contestants) Norway (2 contestants) Israel (2 contestants) Hungary (2 contestants) Hong Kong (2 contestants) Ecuador (2 contestants) Bolivia (2 contestants) | Belgium (2 contestants) Belarus (2 contestants) Uruguay (1 contestant) Tunisia (1 contestant) Sri Lanka (1 contestant) South Africa (1 contestant) Slovakia (1 contestant) Palestinian Territory (1 contestant) Pakistan (1 contestant) Malaysia (1 contestant) Lithuania (1 contestant) Latvia (1 contestant) Kazakhstan (1 contestant) Jordan (1 contestant) Ireland (1 contestant) Iran (1 contestant) Estonia (1 contestant) Cyprus (1 contestant) Cuba (1 contestant) Bhutan (1 contestant) Austria (1 contestant) Albania (1 contestant) |