Doubt doubt doubt

#1

output kese decide ho raha h is question me ???

please explain with example.

#2

hello @parth_tyagi

1
3
10 20
12 15
20 30

hame har ek acticity ki starting aur ending time di hui hai , ab hame maximum number of activities choose karni hai such that, kuch bhi activity kisi dusri activity se overlap na kare.

is case me agar [10,20] aur [20,30] acitivyt pick kare to ye ek dusre se overlap nahi kar rahe .
isiliye answer 2 hai

#3

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