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Print all paths from a given source to a destination.The Knight's tour problem | Backtracking-1.Given an array A and a number x, check for pair in A with sum as x (aka Two Sum).
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Write a program to print all permutations of a given string.ISRO CS Syllabus for Scientist/Engineer Exam.ISRO CS Original Papers and Official Keys.GATE CS Original Papers and Official Keys.