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Callable collection methods

 
Ranch Hand
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1

Why does it always choose output 1 ?
 
Bartender
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You're adding the same CallableCollection 6times to a HashSet. The last 5 times have no effect, because the set won't allow duplicates.

Also, the first call to call for any CallableCollection will return 1. And you only call it once on any CallableCollection.
 
meeta gaur
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six

Thanks, i made some changes, now it gives me different output each time.
 
meeta gaur
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