Submission #3591067

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Source Code Expand

use std::io::prelude::*;
use std::io::stdin;
use std::str::FromStr;

fn main() {
    let n: usize = read();
    let m: usize = read();

    let mut v = vec![0; n];

    for _ in 0..m {
        let a: usize = read();
        v[a - 1] += 1;
        let b: usize = read();
        v[b - 1] += 1;
    }
    for x in v {
        println!("{}", x);
    }
}

fn read<T: FromStr>() -> T {
    let stdin = stdin();
    let token: String = stdin
        .lock()
        .bytes()
        .map(|b| b.unwrap() as char)
        .skip_while(|c| c.is_whitespace())
        .take_while(|c| !c.is_whitespace())
        .collect();
    token.parse().ok().unwrap()
}

Submission Info

Judge Result