|RACSODFACFGOperations: Reg, CFPDAReductions: K, WP, CFG, NP, SATANTLR: lexical, syntacticExams||log in, register, become guest|
n: int m: int k: int tasks: array of array of intThe input consists of the naturals , , , and for each task the list indicating which workers can perform it in tasks. The position of tasks contains a if the worker can perform the task , or otherwise. The tasks are identified by numbers between and . Similarly, the workers are identified by numbers between and .
set: array of intThe output is a list containing the identifiers of the workers that are part of the set.