Sort algorithm!

[yulin11]

[red]Shell Sort[/red]

void shellSort(int numbers[], int array_size)
{
  int i, j, increment, temp;
  increment = 3;
  while (increment > 0)
  {
    for (i=0; i < array_size; i++)
    {
      j = i;
      temp = numbers[i];
      while ((j >= increment) && (numbers[j-increment] > temp))
      {
        numbers[j] = numbers[j - increment];
        j = j - increment;
      }
      numbers[j] = temp;
    }
    if (increment/2 != 0)
      increment = increment/2;
    else if (increment == 1)
      increment = 0;
    else
      increment = 1;
  }
}

[red]Selection Sort[/red]

void selectionSort(int numbers[], int array_size)
{
  int i, j;
  int min, temp;
  for (i = 0; i < array_size-1; i++)
  {
    min = i;
    for (j = i+1; j < array_size; j++)
    {
      if (numbers[j] < numbers[min])
        min = j;
    }
    temp = numbers[i];
    numbers[i] = numbers[min];
    numbers[min] = temp;
  }
}

[red]Merge Sort[/red]

void mergeSort(int numbers[], int temp[], int array_size)
{
  m_sort(numbers, temp, 0, array_size - 1);
}

void m_sort(int numbers[], int temp[], int left, int right)
{
  int mid;
  if (right > left)
  {
    mid = (right + left) / 2;
    m_sort(numbers, temp, left, mid);
    m_sort(numbers, temp, mid+1, right);
    merge(numbers, temp, left, mid+1, right);
  }
}
void merge(int numbers[], int temp[], int left, int mid, int right)
{
  int i, left_end, num_elements, tmp_pos;
  left_end = mid - 1;
  tmp_pos = left;
  num_elements = right - left + 1;
  while ((left <= left_end) && (mid <= right))
  {
    if (numbers <= numbers[mid])
    {
      temp[tmp_pos] = numbers;
      tmp_pos = tmp_pos + 1;
      left = left +1;
    }
    else
    {
      temp[tmp_pos] = numbers[mid];
      tmp_pos = tmp_pos + 1;
      mid = mid + 1;
    }
  }
  while (left <= left_end)
  {
    temp[tmp_pos] = numbers;
    left = left + 1;
    tmp_pos = tmp_pos + 1;
  }
  while (mid <= right)
  {
    temp[tmp_pos] = numbers[mid];
    mid = mid + 1;
    tmp_pos = tmp_pos + 1;
  }
  for (i=0; i <= num_elements; i++)
  {
    numbers = temp;
    right = right - 1;
  }
}

[red]Insertion Sort [/red]

void insertionSort(int numbers[], int array_size)
{
  int i, j, index;
  for (i=1; i < array_size; i++)
  {
    index = numbers[i];
    j = i;
    while ((j > 0) && (numbers[j-1] > index))
    {
      numbers[j] = numbers[j-1];
      j = j - 1;
    }
    numbers[j] = index;
  }
}

[red]Heap Sort[/red]

void heapSort(int numbers[], int array_size)
{
  int i, temp;
  for (i = (array_size / 2)-1; i >= 0; i--)
    siftDown(numbers, i, array_size);
  for (i = array_size-1; i >= 1; i--)
  {
    temp = numbers[0];
    numbers[0] = numbers[i];
    numbers[i] = temp;
    siftDown(numbers, 0, i-1);
  }
}

void siftDown(int numbers[], int root, int bottom)
{
  int done, maxChild, temp;
  done = 0;
  while ((root*2 <= bottom) && (!done))
  {
    if (root*2 == bottom)
      maxChild = root * 2;
    else if (numbers[root * 2] > numbers[root * 2 + 1])
      maxChild = root * 2;
    else
      maxChild = root * 2 + 1;
    if (numbers[root] < numbers[maxChild])
    {
      temp = numbers[root];
      numbers[root] = numbers[maxChild];
      numbers[maxChild] = temp;
      root = maxChild;
    }
    else
      done = 1;
  }
}

[red]Bubble Sort [/red]

void bubbleSort(int numbers[], int array_size)
{
  int i, j, temp;
  for (i = (array_size - 1); i >= 0; i--)
  {
    for (j = 1; j <= i; j++)
    {
      if (numbers[j-1] > numbers[j])
      {
        temp = numbers[j-1];
        numbers[j-1] = numbers[j];
        numbers[j] = temp;
      }
    }
  }
}

[red]quick sort[/red]

void quickSort(int numbers[], int array_size)
{
  q_sort(numbers, 0, array_size - 1);
}

void q_sort(int numbers[], int left, int right)
{
  int pivot, l_hold, r_hold;
  l_hold = left;
  r_hold = right;
  pivot = numbers;
  while (left < right)
  {
    while ((numbers >= pivot) && (left < right))
      right--;
    if (left != right)
    {
      numbers = numbers;
      left++;
    }
    while ((numbers <= pivot) && (left < right))
      left++;
    if (left != right)
    {
      numbers = numbers;
      right--;
    }
  }
  numbers = pivot;
  pivot = left;
  left = l_hold;
  right = r_hold;
  if (left < pivot)
    q_sort(numbers, left, pivot-1);
  if (right > pivot)
    q_sort(numbers, pivot+1, right);
}

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[links removed -Narue]

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