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Rujia Liu's Present 4: A contest dedicated to Geometry and CG lovers
Problems
| Title | Time Limit (sec) | ||
| A | Smallest Regular Polygon | 1.000 | |
| B | An Angular Puzzle | 1.000 | |
| C | Nine-Point Circle | 1.000 | |
| D | Composite Transformations | 2.000 | |
| E | 2D Geometry 110 in 1! | 1.000 | |
| F | Polishing a Extruded Polygon | 5.000 | |
| G | My SketchUp | 2.000 | |
| H | Smallest Enclosing Rectangle | 2.000 | |
| I | Smallest Enclosing Box | 20.000 | |
| J | A Strange Opera House II | 20.000 | |
| K | Point Location | 2.000 | |
| L | All-Pair Farthest Points | 2.000 | |
| M | Bounding Volume Hierarchy | 10.000 | |
| N | A Tiny Raytracer | 10.000 | |
| O | The Cleaning Robot | 5.000 |
Problem descriptions
Submissions
Restricted Standings
Standings
Statistics
Clarifications