arrange.h

void arrange(int arr[], int size){
	int positive[10], index_p = 0, index_n = 0;
	for(int i = 0; i < size; i++)
	{
		if(arr[i] < 0)
		{
			if(i <= index_p-1)
				positive[index_p] = arr[index_n];
			arr[index_n] = arr[i];
			index_n++;
		}
		else 
		{
		positive[index_p] = arr[i];	
		index_p++;	
		}
	}
	index_p = 0;
	for(int j = index_n; j < size; j++){
		arr[j] = positive[index_p];
		index_p++;
	}
}