Problems
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| Problem | Category | Points | AC % | Users |
|---|---|---|---|---|
| Buen Equipo | OCI | 100p | 16.6% | 44 |
| Pequeño Viajero | OCI | 100p | 12.8% | 23 |
| Seguridad | OCI | 100p | 6.9% | 6 |
| Evolución | OCI | 100p | 19.7% | 59 |
| Otro Ordenamiento | OCI | 100p | 2.4% | 5 |
| Los Pulóveres de Cayusín | OCI | 100p | 6.1% | 5 |
| Olivander | Entrenamiento Avanzado | 100p | 24.0% | 114 |
| DistTree | Entrenamiento Avanzado | 100p | 17.4% | 36 |
| Decodificador | Entrenamiento Avanzado | 100p | 19.8% | 26 |
| A*B*C | Uncategorized | 100p | 36.9% | 40 |
| Land Acquisition | USACO | 100p | 18.1% | 13 |
| Reparando acrósticos | Entrenamiento Elemental | 100p | 59.5% | 56 |
| Arroz curioso | Uncategorized | 100p | 23.3% | 20 |
| Descubriendo ADN | COCI | 100p | 6.7% | 24 |
| Juego AB | Entrenamiento Avanzado | 100p | 11.1% | 22 |
| Agentes | Polish Olympiad | 100p | 4.8% | 3 |
| Aislador | PSNIC | 100p | 29.5% | 66 |
| Alex y la Cadena | PSNIC | 100p | 15.6% | 36 |
| Alex y el Valor Esperado | COJ Round 8 (by dcordb) | 100p | 11.7% | 8 |
| Alex y la IOI | III Copa Nacional | 100p | 39.1% | 172 |
| Alex y su árbol | PSNIC | 100p | 12.3% | 18 |
| Alex y su país | PSNIC | 100p | 6.9% | 10 |
| Casi todos los divisores | Uncategorized | 100p | 13.0% | 26 |
| Números antiprimos | Polish Olympiad | 100p | 20.4% | 10 |
| Alex y la casi-permutación | UCLV Selection | 100p | 20.0% | 2 |
| A Plus B | Uncategorized | 5p | 39.2% | 288 |
| Entrega de Manzanas | USACO | 100p | 43.1% | 21 |
| Hormigas en el Árbol | UCLV Selection | 100p | 7.0% | 3 |
| La progresión armónica | PSNIC | 100p | 8.4% | 8 |
| Mayor Arreglo | PSNIC | 100p | 9.1% | 10 |
| Removiendo del Arreglo | Entrenamiento Avanzado | 100p | 18.8% | 43 |
| Avoid the lake | 7mo Entrenamiento para el Preuniversitario en la UCI | 100p | 13.2% | 68 |
| Transformando Palabras | OCI | 100p | 7.1% | 13 |
| Regreso al Establo | OCI | 100p | 12.5% | 18 |
| Parejas Balanceadas | Copa Regional Central | 100p | 20.5% | 55 |
| Cruces en Eprusia | OCI | 100p | 3.9% | 7 |
| Cartel de bienvenida | Uncategorized | 100p | 50.0% | 3 |
| Pintando la granja | USACO | 100p | 57.1% | 7 |
| Mejor Fila Vacuna | USACO | 100p | 19.3% | 15 |
| Bull in a China Shop | USACO | 100p | 31.6% | 6 |
| Collar Roto | IOI | 100p | 12.9% | 4 |
| Carreteras de Berland | Uncategorized | 100p | 24.2% | 14 |
| Arreglos más grandes | Uncategorized | 100p | 7.1% | 2 |
| Manchas en el Papel | OCI | 100p | 13.6% | 18 |
| Botes en Festival | PSNIC | 100p | 2.7% | 3 |
| Pilas de libros | PSNIC | 100p | 27.2% | 46 |
| ¿Quién es el jefe? | COJ | 100p | 11.0% | 9 |
| Bolos Bovinos | Entrenamiento Elemental | 100 | 47.8% | 52 |
| Fiesta Vacuna | Entrenamiento Elemental | 100p | 38.7% | 43 |
| Puentes | Uncategorized | 100p | 55.1% | 33 |