/usr/share/doc/primesieve-doc/examples/ is in primesieve-doc 5.6.0+ds-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/primesieve-doc/examples/README.md
/usr/share/doc/primesieve-doc/examples/c/
/usr/share/doc/primesieve-doc/examples/c/Makefile
/usr/share/doc/primesieve-doc/examples/c/count_primes.c
/usr/share/doc/primesieve-doc/examples/c/nth_prime.c
/usr/share/doc/primesieve-doc/examples/c/previous_prime.c
/usr/share/doc/primesieve-doc/examples/c/primesieve_iterator.c
/usr/share/doc/primesieve-doc/examples/c/store_primes_in_array.c
/usr/share/doc/primesieve-doc/examples/cpp/
/usr/share/doc/primesieve-doc/examples/cpp/Makefile
/usr/share/doc/primesieve-doc/examples/cpp/callback_cancel.cpp
/usr/share/doc/primesieve-doc/examples/cpp/callback_primes.cpp
/usr/share/doc/primesieve-doc/examples/cpp/callback_primes_oop.cpp
/usr/share/doc/primesieve-doc/examples/cpp/count_primes.cpp
/usr/share/doc/primesieve-doc/examples/cpp/nth_prime.cpp
/usr/share/doc/primesieve-doc/examples/cpp/previous_prime.cpp
/usr/share/doc/primesieve-doc/examples/cpp/primesieve_iterator.cpp
/usr/share/doc/primesieve-doc/examples/cpp/store_primes_in_vector.cpp