public static void process() {
Arrays.sort(bookHeight);
BigInteger sum = BigInteger.valueOf(0L);
BigInteger temp;
int iCount = 0;
for (int i = bookHeight.length - 1; i >= 0; i--) {
sum = sum.add(BigInteger.valueOf((long) (bookHeight[i])));
temp = sum.max(b);
iCount++;
if (temp.equals(sum)) break;
}
System.out.print(iCount);
}
