For finding Determinant.

int findDeterminant(vector<vector<int>>&Matrix){
        // Variable to store the determinant value
        int det = 0;
        if (Matrix.size() == 1)
        {
            return Matrix[0][0];
        }

        else if (Matrix.size() == 2)
        {
            det = (Matrix[0][0] * Matrix[1][1] - Matrix[0][1] * Matrix[1][0]);
            return det;
        }

        else
        {

            for (int p = 0; p < Matrix[0].size(); p++)
            {
                vector<vector<int>> tempMatrix;
                for (int i = 1; i < Matrix.size(); i++)
                {
                    vector<int> row;
                    for (int j = 0; j < Matrix[i].size(); j++)
                    {
                        if (j != p)
                        {
                            row.push_back(Matrix[i][j]);
                        }

                    }

                    if (row.size() > 0)
                    {
                        tempMatrix.push_back(row);
                    }

                }

                det = det + Matrix[0][p] * pow(-1, p) * findDeterminant(tempMatrix);

            }

            return det;
        }

    }