The following subroutines perform numerical manipulation of integers stored in the long long integer data format:
| llabs | Computes the absolute value of a long long integer |
| lldiv | Computes the quotient and remainder of the division of two long long integers |
| strtoll | Converts a string to a signed long long integer |
| strtoull | Converts a string to an unsigned long long integer |
| wcstoll | Converts a wide character string to a signed long long integer |
| wcstoull | Converts a wide character string to an unsigned long long integer |