Submission #1695351

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Source Code Expand

use std::io;
use std::cmp;

fn main() {
    let n: i64 = next_int();
    let k: i64 = next_int();
    let x: Vec<i64> = next_vec();

    let ans: i64 = x.into_iter().map(|i| cmp::min(i * 2, (k - i) * 2)).sum();

    println!("{}", ans);
}

fn next_int() -> i64 {
    let mut buf = String::new();
    io::stdin().read_line(&mut buf).unwrap();
    buf.trim().parse().unwrap()
}

fn next_vec() -> Vec<i64> {
    let mut buf = String::new();
    io::stdin().read_line(&mut buf).unwrap();
    buf.split_whitespace().map(|n| n.parse().unwrap()).collect()
}

Submission Info

Compile Error

warning: unused variable: `n`, #[warn(unused_variables)] on by default
 --> ./Main.rs:5:9
  |
5 |     let n: i64 = next_int();
  |         ^

Judge Result