Question: Given two sorted arrays A [ 1 , n ] and B [ 1 , n ] and a number k in [ 1 ,

Given two sorted arrays A[1, n] and B[1, n] and a number k in [1, n2
]. Design an O(k log k)
time algorithm to find the kth smallest number in the 2D array C[1, n][1, n], defined as
C[i][j]= A[i]+ B[j].

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