Please help with this problem from October circuit from Hackerearth. In their editorial they just posted solution code. Please provide some idea(I know that Segment tree can be used) but I am not sure how to handle the reverse operation.
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October Circuit Problem(Hackerearth)
Please help with this problem from October circuit from Hackerearth. In their editorial they just posted solution code. Please provide some idea(I know that Segment tree can be used) but I am not sure how to handle the reverse operation.
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