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GC question

 
Greenhorn
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Hi ,

Can anyone explain me how does the code below work ?

I don't understand how the ans is 1 ?

This qus is from exam-lab



Thanks !!
 
Sheriff
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This question has been discussed many times before like here, here, here and here...
 
ved dixit
Greenhorn
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aww,, my bad !!


Thanks for the direction Ankit !!
 
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