/*
Rust's u64 type is an unsigned 64‑bit integer.
Maximum value: 18,446,744,073,709,551,615 (~1.84 × 10^19)
Exabyte sizes:
1 EiB = 2^60 = 1,152,921,504,606,846,976 bytes
1 EB = 10^18 = 1,000,000,000,000,000,000 bytes
Both values fit safely inside u64.
*/
// Binary exabyte (exbibyte), using a bit shift.
// 1u64 << 60 = 2^60 bytes.
pub const EXABYTE_EIB: u64 = 1u64 << 60;
// Decimal exabyte (SI), using a readable numeric literal.
pub const EXABYTE_EB: u64 = 1_000_000_000_000_000_000u64;
fn main() {
println!("1 EiB = {} bytes", EXABYTE_EIB);
println!("1 EB = {} bytes", EXABYTE_EB);
}
/*
run:
1 EiB = 1152921504606846976 bytes
1 EB = 1000000000000000000 bytes
*/