gistfile1.c

int count;
int items[];

for(int i = 0; i < count; i ++)
{
	int a = items[i];
	
	for(int j = 0; j < count;j ++)
	{
		if(j == i) continue;//skip comparing this item to this item
		int b = items[j];
		
		//insert compare
		
	}
	
}