rust-play

use bytes::Bytes;
use futures::Stream;
use std::net::SocketAddr;

pub struct ServFail;

/// `Handler` is cloned and then `.handle()` is called for each incoming message.
pub trait Handler: Clone {
    /// Returning `Err(ServFail)` generates a SERVFAIL response.
    fn handle(&self, query: Query) -> Result<(), ServFail>;

rust-play

use bytes::Bytes;
use futures::Stream;
use std::net::SocketAddr;

pub struct ServFail;

/// `Handler` is cloned and then `.handle()` is called for each incoming message.
pub trait Handler: Clone {
    /// Returning `Err(ServFail)` generates a SERVFAIL response.
    fn handle(&self, query: Query) -> Result<(), ServFail>;

rust-play

fn main() {
let mut array: [String; 7] = Default::default();
attempt(&mut array);
println!("{:?}", array);
}

fn attempt(array: &mut [String]){
    let a = "amit".to_string();
    array[0] = a;

rust-play

fn main() {
let mut array: [String; 7] = Default::default();
attempt(&mut array);
println!("{:?}", array);
}

fn attempt(array: &mut [String]){
    let a = "amit".to_string();
    array[0] = a;

rust-play

fn main() {
let mut array: [String; 7] = Default::default();
attempt(&mut array);
println!("{:?}", array);
}

fn attempt(array: &mut [String]){
    let a = "amit".to_string();
    array[0] = a;

rust-play

//! Hello
#![deny(missing_docs)]

#[allow(missing_docs)]
#[macro_export]
macro_rules! hello {
    () => ()
}

rust-play

//! Hello
#![deny(missing_docs)]

#[macro_export]
#[allow(missing_docs)]
macro_rules! hello {
    () => ()
}

rust-play

use std::ops::Sub;

struct Foo {
    value: i32
}

trait MuhTrait {
    fn traitfn(self, other: Self) -> Self;
}

rust-play

#![deny(missing_docs)]

#[macro_export]
#[allow(missing_docs)]
macro_rules! hello {
    () => ()
}

rust-play

fn minimalNumberOfCoins(coins: Vec<i32>, price: i32) -> i32 {
    let mut dp = vec![100; (price + 1) as usize];
    dp[0] = 0;
    for coin in &coins {
        for target in coin..price {
            dp[price as usize] = min(1 + dp[(price - coin) as usize], dp[(price) as usize])
        }
    }
    return dp[price as usize];
}