December 2012
Intermediate to advanced
304 pages
7h 51m
English
Anagrams, 212
Arrays.sort in O(nlogn) time, 202
Backtracking
definition, 90
robot move
source code, 94
test cases, 94
string path in matrix
source code, 92
test cases, 92
Bidirectional communication, 220
Big numbers as strings
function to add two arbitrary positive integers, 120–1, 123
simulating increment on a string, 118–9
simulating permutation, 120
source code, 120
test cases, 120
underestimating complexity, 117
Binary search algorithm
Java code, 37
partially sorted matrix, 40–
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