
| The things you should know: 
 | 
| Serial, Title & HTML link | PDF File Link | Problemsetter | ||
| (A) Caper pizza | PDF for A | Manuel Abellanas | ||
| (B) Grasshopper | PDF for B | Cristóbal Pareja | ||
| (C) Party Night | PDF for C | David García | ||
| (D) Pachinko | PDF for D | Dolores Lodares | ||
| (E) Lexicographical ranking | PDF for E | Miguel Revilla | ||
| (F) Trust groups | PDF for F | Enrique Martín | ||
| (G) Expensive subway | PDF for G | Enrique Martín | ||
| (H) Turing | PDF for H | Abel Molina | ||
| (I) Gnirut | PDF for I | Abel Molina |