A treap is a cartesian tree with ___________
(a) additional value, which is a priority value to the key generated randomly
(b) additional value, which is a priority value to the key generated sequentially
(c) additional heap rule
(d) additional operations like remove a range of elements
The query is from Cartesian Tree in portion Binary Trees of Data Structures & Algorithms I
The question was asked by my school teacher while I was bunking the class.