display dbg result in hexadecimal {:#x?} format.
{:#x?}
Replace dbg!() with dbg_hex!()
dbg!()
dbg_hex!()
use dbg_hex::dbg_hex; dbg_hex!(0x16 + 0x16);
output
[src/lib.rs:38] 0x16 + 0x16 = 0x2c