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GATE | GATE-CS-2003 | Question 90

The following are the starting and ending times of activities A, B, C, D, E, F, G and H respectively in chronological order: "asbscsaedsceesfsbedegseefehsgehe" Here, xs denotes the starting time and xe denotes the ending time of activity X. W need to schedule the activities in a set of rooms available to us. An activity can be scheduled in a room only if the room is reserved for the activity for its entire duration. What is the minimum number of rooms required ?

(A)

3

(B)

4

(C)

5

(D)

6

Answer

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