Problems
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| Problem | Category | Points | AC % | Users | |
|---|---|---|---|---|---|
| Daisy Chains. | USACO | 100p | 54.4% | 25 | |
| Coin Combinations II. | CSES | 100p | 32.3% | 71 | |
| Formación de Equipos en el Castillo Negro | COPA ABEL SANTAMARIA | 100p | 24.2% | 64 | |
| Exponentiation II. | CSES | 100p | 19.7% | 40 | |
| Two Knights. | CSES | 100p | 63.8% | 58 | |
| Watching Mooloo. | USACO | 100p | 60.0% | 14 | |
| Reordenamiento de la Guardia | COPA ABEL SANTAMARIA | 100p | 11.8% | 25 | |
| Cadena de tres Fibonacci. | Uncategorized | 100p | 37.0% | 35 | |
| Monitoreo de la guardia de la noche | COPA ABEL SANTAMARIA | 100p | 10.2% | 11 | |
| Riego de los Campos | COPA ABEL SANTAMARIA | 100p | 25.0% | 33 | |
| A*B*C | Uncategorized | 100p | 29.8% | 191 | |
| ABC | USACO | 100p | 44.4% | 117 | |
| Land Acquisition | USACO | 100p | 16.9% | 16 | |
| El Acróbata de Circo. | Olimpiada Cubana de Informática | 100p | 27.5% | 111 | |
| Reparando acrósticos | Entrenamiento Elemental | 100p | 54.5% | 180 | |
| Arroz curioso | Uncategorized | 100p | 21.6% | 40 | |
| Adicional | Copa Nacional | 100p | 13.0% | 6 | |
| Adición y Multiplicación. | Olimpiada Cubana de Informática | 100p | 17.0% | 80 | |
| Descubriendo ADN | COCI | 100p | 12.0% | 69 | |
| Advertisement. | CSES | 100p | 20.5% | 40 | |
| Juego AB | Entrenamiento Avanzado | 100p | 11.8% | 38 | |
| Agentes | Polish Olympiad | 100p | 4.3% | 5 | |
| Air Cownditioning II. | USACO | 100p | 65.4% | 12 | |
| Aislador | PSNIC | 100p | 35.8% | 168 | |
| Alex y la Cadena | PSNIC | 100p | 11.5% | 57 | |
| Alex y el Valor Esperado | COJ Round 8 (by dcordb) | 100p | 11.9% | 12 | |
| Alex y la IOI | III Copa Nacional | 100p | 38.7% | 539 | |
| Alex y su árbol | PSNIC | 100p | 10.6% | 26 | |
| Alex y su país | PSNIC | 100p | 10.2% | 23 | |
| Verificando una coartada. | USACO | 100p | 36.0% | 117 | |
| Casi todos los divisores | Uncategorized | 100p | 13.3% | 82 | |
| All Palindromes. | CSES | 100p | 57.1% | 3 | |
| Valor de Amistad. | Olimpiada Cubana de Informática | 100p | 2.7% | 5 | |
| Angry Cows. | USACO | 100p | 14.0% | 7 | |
| Another Game. | CSES | 100p | 40.0% | 12 | |
| Números antiprimos | Polish Olympiad | 100p | 15.2% | 29 | |
| La antena de Etecsa | Uncategorized | 100p | 14.9% | 267 | |
| Antimonotonía | COJ | 100p | 17.1% | 21 | |
| Hormigas en la raíz | PSNIC | 100p | 55.6% | 3 | |
| Apagones | COPA ABEL SANTAMARIA | 100p | 9.9% | 21 | |
| Apartments. | CSES | 100p | 19.8% | 54 | |
| Alex y la casi-permutación | UCLV Selection | 100p | 30.0% | 8 | |
| A Plus B | Super simples | 5p | 36.0% | 1423 | |
| Entrega de Manzanas. | USACO | 100p | 30.9% | 131 | |
| Apple Division. | CSES | 100 | 38.0% | 58 | |
| Hormigas en el Árbol | UCLV Selection | 100p | 13.3% | 8 | |
| Polygon Area. | CSES | 100p | 53.3% | 12 | |
| Area of Rectangles. | CSES | 100p | 33.3% | 2 | |
| Arithmetic Progressions. | USACO | 100p | 36.4% | 3 | |
| Progresiones Aritméticas. | USACO | 100p | 20.5% | 7 |