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| Problem | Category | Points | AC % | Users | |
|---|---|---|---|---|---|
| Clasificando fracciones | Uncategorized | 100p | 8.0% | 20 | |
| Comprador y Vendedor. | Concurso Provincial VCL | 100p | 8.2% | 12 | |
| Brazalete de Dijes. | USACO | 100p | 18.5% | 80 | |
| Animando las Vacas. | USACO | 100p | 24.5% | 36 | |
| Torres de Queso | Olimpiada Cubana de Informática | 100p | 29.1% | 21 | |
| Chessboard and Queens. | CSES | 100p | 73.0% | 19 | |
| Pollo Asado | Olimpiada Cubana de Informática | 100p | 21.0% | 302 | |
| Damas. | USACO | 100p | 35.3% | 9 | |
| Cloe y la Secuencia | Olimpiada Cubana de Informática | 100p | 17.6% | 78 | |
| Leche Chocolatada. | USACO | 100p | 5.2% | 2 | |
| Original CSES | CSES | 100p | 25.7% | 7 | |
| Country Hull | Uncategorized | 100p | 19.7% | 14 | |
| Caja de puros | Atcoder | 100p | 30.0% | 3 | |
| Circulos | PSNIC | 100p | 1.6% | 11 | |
| Subarreglos Circulares | Entrenamiento Avanzado | 100p | 15.3% | 24 | |
| City and State | USACO | 100p | 15.3% | 27 | |
| Clasificando Palíndromos | 7mo Entrenamiento para el Preuniversitario en la UCI | 100p | 37.3% | 140 | |
| Vacas Claustrofóbicas | Olimpiada Cubana de Informática | 100p | 52.1% | 45 | |
| Línea Vacuna. | USACO | 100p | 41.8% | 20 | |
| Juguetes de Clonación | Olimpiada Cubana de Informática | 100p | 12.8% | 90 | |
| Closing the Farm | USACO | 100p | 41.3% | 122 | |
| Computación en la nube | CEOI | 100p | 1.1% | 1 | |
| Día nublado | Entrenamiento Avanzado | 100p | 16.9% | 15 | |
| Club de fútbol | PSNIC | 100p | 7.5% | 1 | |
| Couple matching | Uncategorized | 100p | 25.7% | 26 | |
| Combinaciones de Monedas | UCLV Selection | 100p | 12.5% | 1 | |
| Contando Hipérdromos | COJ Round 8 (by dcordb) | 100p | 3.4% | 1 | |
| Contando Triángulos | UCLV Selection | 100p | 14.3% | 1 | |
| Montaña Rusa Vacuna | Olimpiada Cubana de Informática | 100p | 20.3% | 23 | |
| Cocinando | Uncategorized | 100p | 23.4% | 54 | |
| Códigos de Barra. | Olimpiada Cubana de Informática | 100p | 14.9% | 54 | |
| C3-IC y la hipótesis (CIIC 2021) | Original | 100p | 4.6% | 1 | |
| Morteza, Joseph y las monedas. | Original | 100p | 25.6% | 56 | |
| Cambio de Monedas | COJ | 100p | 15.4% | 33 | |
| Coin Collector. | CSES | 100p | 42.9% | 4 | |
| Coin Piles. | CSES | 100p | 35.7% | 35 | |
| Agua Fría Clara. | USACO | 100p | 65.3% | 55 | |
| Coleccionismo de monedas | PSNIC | 100 | 2.2% | 2 | |
| Collecting Numbers. | CSES | 100p | 56.4% | 19 | |
| Collecting Numbers II. | CSES | 100p | 85.7% | 8 | |
| Coloreando el Tablero | PSNIC | 100p | 2.8% | 6 | |
| Coloreando Cadenas | PSNIC | 100p | 23.9% | 21 | |
| Coloreando los Árboles | Codeforces | 100p | 16.2% | 24 | |
| Combinación | COPA ABEL SANTAMARIA | 100p | 9.7% | 25 | |
| Combinatorics. | Uncategorized | 100p | 1.6% | 7 | |
| Common Divisors. | CSES | 100p | 12.6% | 37 | |
| Common Divisors. | CSES | 100p | 27.7% | 11 | |
| Competencia en una carrera. | Uncategorized | 100p | 26.8% | 8 | |
| Company Queries I | CSES | 100p | 56.5% | 12 | |
| Company Queries II. | CSES | 100p | 77.8% | 13 |