c-utils

Personal utilities for C.

This repository is not supposed to be a .h library, or forked and included in another project. It is more a kind of shelf with available stand-alone functions.

When relevant, functions are illustrated with associated SHOW-_xxx functions.

File integers.c

• functions lcm__int and gcd__int

File integer_primes.c

• function largest_prime_factor__uint64
• function factorize__uint64
• function is_prime__uint64
• functions sieve_eratosthenes__simple__uint64 and sieve_eratosthenes__odd_bit__uint64
• function list_of_primes_below__uint64
• function nth_prime__uint64

File durations.c

• function measure_duration

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(end of README)