Kamadhenu Technology Private Limited (‘Kamadhenu’ or ‘the Company’) was incorporated in the year 2013 with its registered office at New Delhi, India. Even if the search could still expand a vertex beyond that depth, it will not do so and thereby it will not follow infinitely deep paths or get stuck in cycles. Depth-first search (DFS) is an algorithm for traversing or searching tree or graph data structures. def dfs_limit(g, start, goal, limit=-1): ''' Perform depth first search of graph g. Input: The first line of the input contains an integer 'T' denoting the number of test cases.Then 'T' test cases follow.Each test case consists of two lines. By closing this banner, scrolling this page, clicking a link or continuing to browse otherwise, you agree to our Privacy Policy, 360+ Online Courses | 1500+ Hours | Verifiable Certificates | Lifetime Access, Oracle DBA Database Management System Training (2 Courses), SQL Training Program (7 Courses, 8+ Projects). The only catch here is, unlike trees, graphs may contain cycles, so we may come to the same node again. Andrew October 4, 2016. }. for(q=0;q