<prompt> Programu ya Rust ambayo inachukua pembejeo ya kitanzi na kuondoa vokali zote kutoka kwake inapaswa kuwa case-insensitive, ikimaanisha inapaswa kuondoa vokali kubwa na ndogo. pato linapaswa kuwa kitanzi kilichobadilishwa bila vokali yoyote. Tumia maktaba za kawaida za Rust tu na uepuke kutumia usemi wa kawaida.  <response>: Hello, hello, hello, hello, hello, hello, hello, hello, Hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, 