Language Details: PHP
- Qualification Round
- Used in 348 solutions by 118 contestants:
- Saving the Universe: 111 small solutions, 103 large solutions.
- Train Timetable: 67 small solutions, 56 large solutions.
- Fly Swatter: 8 small solutions, 3 large solutions.
- Round 1A
- Used in 53 solutions by 30 contestants:
- Minimum Scalar Product: 26 small solutions, 12 large solutions.
- Milkshakes: 2 small solutions, 2 large solutions.
- Numbers: 11 small solutions.
- Round 1B
- Used in 5 solutions by 5 contestants:
- Crop Triangles: 5 small solutions.
- Round 1C
- Used in 54 solutions by 30 contestants:
- Text Messaging Outrage: 30 small solutions, 22 large solutions.
- Increasing Speed Limits: 2 small solutions.
- Round 2
- Used in 5 solutions by 5 contestants:
- Cheating a Boolean Tree: 2 small solutions.
- PermRLE: 3 small solutions.
Submission Origin
| United States (19 contestants) Germany (8 contestants) Brazil (7 contestants) France (6 contestants) Thailand (6 contestants) Argentina (5 contestants) India (5 contestants) Japan (5 contestants) Netherlands (4 contestants) Poland (4 contestants) Russia (4 contestants) South Africa (4 contestants) Taiwan (4 contestants) | Vietnam (4 contestants) Australia (3 contestants) New Zealand (3 contestants) Romania (3 contestants) Ukraine (3 contestants) Canada (2 contestants) China (2 contestants) Colombia (2 contestants) Hungary (2 contestants) Israel (2 contestants) Mexico (2 contestants) Moldova (2 contestants) Spain (2 contestants) | Belarus (1 contestant) Bulgaria (1 contestant) Czech Republic (1 contestant) Egypt (1 contestant) Italy (1 contestant) Jordan (1 contestant) Lithuania (1 contestant) Norway (1 contestant) Paraguay (1 contestant) Philippines (1 contestant) Singapore (1 contestant) South Korea (1 contestant) United Kingdom (1 contestant) |