Ejemplo: . Orden de shell en c ++
#include <iostream>
using namespace std;
int shellSort(int arr[], int n)
{
for (int gap = n/2; gap > 0; gap /= 2)
{
for (int i = gap; i < n; i += 1)
{
int temp = arr[i];
int j;
for (j = i; j >= gap && arr[j - gap] > temp; j -= gap)
arr[j] = arr[j - gap];
arr[j] = temp;
}
}
return 0;
}
void printArray(int arr[], int n)
{
for (int i=0; i<n; i++)
cout << arr[i] << " ";
}
int main()
{
int arr[] = {12, 34, 54, 2, 3}, i;
int n = sizeof(arr)/sizeof(arr[0]);
cout << "Array before sorting: n";
printArray(arr, n);
shellSort(arr, n);
cout << "nArray after sorting: n";
printArray(arr, n);
return 0;
}
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