// Install the sha256 and put it in your Cargo.toml
use sha256::digest;
// sha256 digest string
fn main() {
    let input = "hello";
    let val = digest(input);
    assert_eq!(val, "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824")
}