2021 HF Prelim · 2021-03-02 · by misof
Division I
| Points | Problem | Categories | Success Rate | Cases |
|---|---|---|---|---|
| 250 | DivideThePlane | Greedy, Simple Math | 58.00% | 97 |
| 500 | MoveAllMarbles | Simple Search, Iteration | 74.00% | 23 |
| 1000 | RingCountry | Dynamic Programming | 25.00% | 119 |
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