Answered: time effiency

Computer Networking: A Top-Down Approach (7th Edition)

7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...

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private boolean createExhaustiveBoard(int index) { for (int j = 0; j < n; j++) { for (int k = index; k < n; k++) //sets board to -1 again { board2[k] = -1; } board2[index] = j; //checks each queen for attackers if (checkForHorzKillNew(board2, index) != 0 || checkForDiagKillNew(board2, index) != 0) { continue; } if (index == n - 1) //tells algorithm to stop as array would go out of bounds { return true; } else { boolean solutionFound = createExhaustiveBoard(index + 1); //recursively runs for next index to place all queens board2Swaps++; if (solutionFound) { return true; } } } return false; }

N Queens problem

Analyse the time effiency of the above recursion and give a formula for best and worst case

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