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Synopsis Pick a random element from a set.
Function &T getOneFrom(set[&T] st) throws EmptySet
Usage import Set;
Description Also see takeOneFrom.
Examples 
rascal>import Set;
ok
rascal>getOneFrom({1,2,3,4});
int: 4
rascal>getOneFrom({1,2,3,4});
int: 2
rascal>getOneFrom({1,2,3,4});
int: 2
rascal>getOneFrom({1,2,3,4});
int: 4

Questions
Question [1].
The type of getOneFrom({14, -7}) is



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