Shsort, shell sort array

#include "stdio.h"

#define MAXARRAY 10

void shellsort(int a[], int total, int index);

int main(void)
{
int array[MAXARRAY] = {0};
int i = 0;

/* load some random values into the array */
for(i = 0; i < MAXARRAY; i++)
array[i] = rand() % 100;

/* print the original array */
printf("Before shellsort: ");
for(i = 0; i < MAXARRAY; i++)
{
printf(" %d ", array[i]);
}
printf("\n");

shellsort(array, MAXARRAY, 1);

/* print the `shellsorted' array */
printf("After shellsort: ");
for(i = 0; i < MAXARRAY; i++)
{
printf(" %d ", array[i]);
}
printf("\n");

return 0;
}

void shellsort(int a[], int total, int index)
{
int i = 0;
int j = 0;
int k = 0;
int l = 0;

for(k = 0; k < index; k++)
{
for(i = k; i < total; i += index)
{
l = a[i];
for(j = (i - index); j >= 0; j -= index)
{
if(a[j] > l)
a[j + index] = a[j];
else
break;
}
a[j + index] = l;
}
}

return;
}

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