Create an NxN matrix of random numbers From https://stackoverflow.com/questions/4328442/how-can-i-display-a-n-x-n-matrix-of-random-numbers-in-java
private static double[][] RandomArray(int n) {
double[][] randomMatrix = new double [n][n];
Random rand = new Random();
rand.setSeed(System.currentTimeMillis());
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) {
Integer r = rand.nextInt()% 100;
randomMatrix[i][j] = Math.abs(r);
}
}
return randomMatrix;
}