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| 1 | +#include <iostream> |
| 2 | +#include <vector> |
| 3 | + |
| 4 | +using namespace std; |
| 5 | + |
| 6 | +int getCountOfResourceCollisions(int numberOfProcesses, vector<int> processes, |
| 7 | + int numberOfRows, int numberOfColumns, vector<vector<int>> resources, int resourceToCheck) { |
| 8 | + int countOfCollisions = 0; |
| 9 | + for (int i = 0; i < numberOfRows; ++i) { |
| 10 | + for (int j = 0; j < numberOfColumns; ++j) { |
| 11 | + if (resources[i][j] == resourceToCheck) { |
| 12 | + ++countOfCollisions; |
| 13 | + } |
| 14 | + } |
| 15 | + } |
| 16 | + return countOfCollisions; |
| 17 | +} |
| 18 | + |
| 19 | +int main() { |
| 20 | + int numberOfProcesses, numberOfRows, numberOfColumns, resourceToCheck; |
| 21 | + cout << "I have implemented a matrix for resource allocation" << endl; |
| 22 | + cout << "Enter the number of processes: " ; |
| 23 | + cin >> numberOfProcesses; |
| 24 | + vector<int> processes(numberOfProcesses); |
| 25 | + cout << "Enter Process Numbers (0-" << numberOfProcesses-1 << " with spaces): " ; |
| 26 | + for (int i = 0; i < numberOfProcesses; ++i) { |
| 27 | + cin >> processes[i]; |
| 28 | + } |
| 29 | + cout << "Enter number of rows for resource array: "; |
| 30 | + cin >> numberOfRows; |
| 31 | + cout << "Enter number of columns for resource array: "; |
| 32 | + cin >> numberOfColumns; |
| 33 | + vector<vector<int>> resources(numberOfRows, vector<int>(numberOfColumns)); |
| 34 | + cout << "Enter resources (with spaces): " << endl; |
| 35 | + for (int i = 0; i < numberOfRows; ++i) { |
| 36 | + for (int j = 0; j < numberOfColumns; ++j) { |
| 37 | + cin >> resources[i][j]; |
| 38 | + } |
| 39 | + } |
| 40 | + |
| 41 | + cout << "Enter a resource to check if collision happens" << endl; |
| 42 | + cin >> resourceToCheck; |
| 43 | + |
| 44 | + int countOfCollisions = getCountOfResourceCollisions(numberOfProcesses, processes, |
| 45 | + numberOfRows, numberOfColumns, resources, resourceToCheck); |
| 46 | + |
| 47 | + cout << "Counts of deadlock = " << countOfCollisions << endl; |
| 48 | + return 0; |
| 49 | +} |
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