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| Problem | Clarification |
|---|---|
| General |
Can someone come and open the basement door for me, please? Thx Read the problem statement. :) |
| C - Cube Folding |
How many vertices can a polygon have? A polygon can have at most 10^5, not 10^6, vertices. |
| E - Predictive Pinball |
(type your horror in this box) Whoops, sorry for the nasty test input generator. Eek. :( Read the problem statement. :) |
| E - Predictive Pinball |
Are the coordinates for the walls always integers? Yes. |
| D - Tetris |
Can a piece lies above the top row right before the row removal? Read the problem statement. |
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