public void ShuffleList(List <int> lis) //Shuffle supplied int list
{
int j = lis.Count;
while (j > 1)
{
j--;
int k = SysRand.Next(j + 1);
int temp = lis[k];
lis[k] = lis[j];
lis[j] = temp;
}
}
public void ShuffleArray(int[] arr) //Shuffle supplied int array
{
int j = arr.Length;
while (j > 1)
{
j--;
int k = SysRand.Next(j + 1);
int temp = arr[k];
arr[k] = arr[j];
arr[j] = temp;
}
}
public void CountAndShuffleArray(int[] arr) //Populate array with ascending numbers, then shuffle
{
for (int i = 0; i < arr.Length; i++)
{
arr[i] = i;
}
int j = arr.Length;
while (j > 1)
{
j--;
int k = SysRand.Next(j + 1);
int temp = arr[k];
arr[k] = arr[j];
arr[j] = temp;
}
}