Suppose that each row of an n × n array A consists of 1’s and 0’s such that, in any row of A, all the 1’s come before any 0’s in that row. Assuming A is already in memory, describe a method running in O(nlogn) time (not O(n2) time) for counting the number of 1’s in A.
Suppose that each row of an n × n array A consists of 1’s and 0’s such that, in any row of A, all…
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