Submission #38716266

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Source Code Expand

use proconio::{input, marker::Usize1};

fn main() {
    input! {
        n: usize,
        mut a: [usize; n],
    };
    a.sort();
    a.reverse();
    let mut alice = 0_usize;
    let mut bob = 0_usize;
    for (i, a_i) in a.iter().copied().enumerate() {
        if i % 2 == 0 {
            alice += a_i;
        } else {
            bob += a_i;
        }
    }
    let ans = alice - bob;
    println!("{}", ans);
}

Submission Info

Compile Error

warning: unused import: `marker::Usize1`
 --> src/main.rs:1:23
  |
1 | use proconio::{input, marker::Usize1};
  |                       ^^^^^^^^^^^^^^
  |
  = note: `#[warn(unused_imports)]` on by default

Judge Result