Problems
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| Problem | Category | Points | AC % | Users | |
|---|---|---|---|---|---|
| Daisy Chains. | USACO | 100p | 56.3% | 24 | |
| Coin Combinations II. | CSES | 100p | 31.5% | 67 | |
| Formación de Equipos en el Castillo Negro | COPA ABEL SANTAMARIA | 100p | 24.2% | 64 | |
| Exponentiation II. | CSES | 100p | 19.6% | 39 | |
| Two Knights. | CSES | 100p | 62.9% | 55 | |
| Watching Mooloo. | USACO | 100p | 59.1% | 13 | |
| Reordenamiento de la Guardia | COPA ABEL SANTAMARIA | 100p | 11.4% | 24 | |
| Cadena de tres Fibonacci. | Uncategorized | 100p | 36.5% | 34 | |
| Monitoreo de la guardia de la noche | COPA ABEL SANTAMARIA | 100p | 9.5% | 10 | |
| Riego de los Campos | COPA ABEL SANTAMARIA | 100p | 25.0% | 33 | |
| A*B*C | Uncategorized | 100p | 29.8% | 191 | |
| ABC | USACO | 100p | 44.2% | 116 | |
| Land Acquisition | USACO | 100p | 16.6% | 15 | |
| El Acróbata de Circo. | Olimpiada Cubana de Informática | 100p | 27.5% | 111 | |
| Reparando acrósticos | Entrenamiento Elemental | 100p | 54.4% | 178 | |
| Arroz curioso | Uncategorized | 100p | 21.3% | 39 | |
| Adicional | Copa Nacional | 100p | 11.1% | 5 | |
| Adición y Multiplicación. | Olimpiada Cubana de Informática | 100p | 17.0% | 80 | |
| Descubriendo ADN | COCI | 100p | 11.6% | 66 | |
| Advertisement. | CSES | 100p | 19.5% | 37 | |
| Juego AB | Entrenamiento Avanzado | 100p | 11.2% | 36 | |
| Agentes | Polish Olympiad | 100p | 3.9% | 4 | |
| Air Cownditioning II. | USACO | 100p | 64.0% | 11 | |
| Aislador | PSNIC | 100p | 34.9% | 165 | |
| Alex y la Cadena | PSNIC | 100p | 11.4% | 56 | |
| Alex y el Valor Esperado | COJ Round 8 (by dcordb) | 100p | 11.2% | 11 | |
| Alex y la IOI | III Copa Nacional | 100p | 38.7% | 539 | |
| Alex y su árbol | PSNIC | 100p | 10.3% | 25 | |
| Alex y su país | PSNIC | 100p | 9.9% | 22 | |
| Verificando una coartada. | USACO | 100p | 35.9% | 116 | |
| Casi todos los divisores | Uncategorized | 100p | 13.3% | 82 | |
| All Palindromes. | CSES | 100p | 50.0% | 2 | |
| Valor de Amistad. | Olimpiada Cubana de Informática | 100p | 2.7% | 5 | |
| Angry Cows. | USACO | 100p | 12.5% | 6 | |
| Another Game. | CSES | 100p | 38.8% | 11 | |
| Números antiprimos | Polish Olympiad | 100p | 15.0% | 28 | |
| La antena de Etecsa | Uncategorized | 100p | 14.9% | 265 | |
| Antimonotonía | COJ | 100p | 16.2% | 20 | |
| Hormigas en la raíz | PSNIC | 100p | 55.6% | 3 | |
| Apagones | COPA ABEL SANTAMARIA | 100p | 9.6% | 20 | |
| Apartments. | CSES | 100p | 20.3% | 52 | |
| Alex y la casi-permutación | UCLV Selection | 100p | 27.6% | 7 | |
| A Plus B | Super simples | 5p | 36.0% | 1421 | |
| Entrega de Manzanas. | USACO | 100p | 30.8% | 130 | |
| Apple Division. | CSES | 100 | 37.7% | 57 | |
| Hormigas en el Árbol | UCLV Selection | 100p | 11.9% | 7 | |
| Polygon Area. | CSES | 100p | 51.2% | 10 | |
| Area of Rectangles. | CSES | 100p | 50.0% | 2 | |
| Arithmetic Progressions. | USACO | 100p | 36.4% | 3 | |
| Progresiones Aritméticas. | USACO | 100p | 18.4% | 6 |