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fixed filling the array

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This commit is contained in:
Nick Haller 2025-12-09 15:30:54 +01:00
parent fc3508140a
commit 35b09294bc
1 changed files with 17 additions and 35 deletions
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44
numbers.c
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@ -24,6 +24,7 @@ unsigned int checkArray(unsigned int *array, unsigned int len, unsigned int numb
{ {
free = 0; free = 0;
break; break;
} }
} }
@ -34,7 +35,8 @@ unsigned int *createNumbers(unsigned int len)
{ {
srand(time(NULL)); srand(time(NULL));
unsigned int *array = (unsigned int *)malloc(len * sizeof(unsigned int)); unsigned int *array = (unsigned int *)malloc(len * sizeof(unsigned int));
int randomNr, randomPos, counter; int randomNr, randomPos, filler;
if (array == NULL) if (array == NULL)
{ {
@ -46,43 +48,23 @@ unsigned int *createNumbers(unsigned int len)
array[i] = 0; array[i] = 0;
} }
randomNr = rand() % (2 * len + 1); for (int i = 0; i < len; i++)
randomPos = rand() % (len); {
array[randomPos] = randomNr;
do do
{ {
randomPos = rand() % (len); array[i] = (rand() % (2 * len))+ 1;
} while (array[randomPos] != 0); } while (!checkArray(array, i, array[i]));
array[randomPos] = randomNr;
while (!checkArray(array, len, 0))
{
counter = 0;
do
{
if (counter == len)
{
return NULL;
} }
randomPos = rand() % (len); randomPos = rand() % len;
counter++; randomNr = array[randomPos];
} while (array[randomPos] != 0);
counter = 0; filler = randomPos;
do while(filler == randomPos)
{ {
if (counter == len * 2) filler = rand() % len;
{
return NULL;
}
randomNr = rand() % (2 * len + 1);
counter++;
} while (!checkArray(array, len, randomNr));
array[randomPos] = randomNr;
} }
array[filler] = randomNr;
return array; return array;
} }