Delgado, C., 		Carvalho, L., & 		Fortes, R.
(2026).
 The use of online judges in programming education: challenges and opportunities.
In <em>Companion Proceedings of the 6th Brazilian Symposium on Computing Education</em>, (pp. 139-143). Porto Alegre: SBC.
doi:10.5753/educomp_estendido.2026.19666