"simple enough "run time error

#1
#2

hi @2020uec2022 coz nos are large
It is easy to see that the total number of elements in the final list will be 2logn + 1. The problem can be solved by locating each element in the list and checking whether it is ‘1’ .The ith element can be located in O(logn) by using Divide and Conquer strategy. Answer is the total number of all such elements which equal ‘1’.

#3

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