Clasificatorio 1 OIE 2021: ¡Hola!
URL
https://www.hackerrank.com/contests/primer-concurso-clasificatorio-oie-2021/challenges/hola-permutacion
1
Clasificatorio 2 OIE 2020: Dividiendo
URL
https://www.hackerrank.com/contests/segundo-concurso-clasificatorio-oie-2020/challenges/dividiendo
1
Clasificatorio 2 OIE 2020: ¡No más empates!
URL
https://www.hackerrank.com/contests/segundo-concurso-clasificatorio-oie-2020/challenges/no-mas-empates
1
Entreno 4 OIE 2020: Permutando
URL
https://www.hackerrank.com/contests/cuarto-concurso-de-practica-oie-2020/challenges/permutando
2
Entreno 4 OIE 2020: Número FizzBuzz
URL
https://www.hackerrank.com/contests/cuarto-concurso-de-practica-oie-2020/challenges/fizzbuzz-19
1
Final OIE 2007: Bells of Torrassa
URL
https://jutge.org/problems/P88439_en/submissions/S001
2