結果

問題 No.339 何人が回答したのか
ユーザー kei
提出日時 2018-10-26 15:55:06
言語 Rust
(1.83.0 + proconio)
結果
AC  
実行時間 1 ms / 1,000 ms
コード長 2,959 bytes
コンパイル時間 14,693 ms
コンパイル使用メモリ 382,704 KB
実行使用メモリ 6,820 KB
最終ジャッジ日時 2024-11-19 06:07:02
合計ジャッジ時間 13,171 ms
ジャッジサーバーID
(参考情報)
judge5 / judge1
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 61
権限があれば一括ダウンロードができます
コンパイルメッセージ
warning: unused variable: `N`
  --> src/main.rs:39:9
   |
39 |     let N:u64 = N;
   |         ^ help: if this is intentional, prefix it with an underscore: `_N`
   |
   = note: `#[warn(unused_variables)]` on by default

warning: function `lcm` is never used
  --> src/main.rs:33:4
   |
33 | fn lcm(a: u64, b: u64) -> u64 {
   |    ^^^
   |
   = note: `#[warn(dead_code)]` on by default

ソースコード

diff #
プレゼンテーションモードにする

#![allow(unused_mut, non_snake_case,unused_imports)]
use std::iter;
use std::cmp::{max, min, Ordering};
use std::mem::{swap};
use std::collections::{HashMap,BTreeMap,HashSet,BTreeSet,BinaryHeap,VecDeque};
use std::iter::FromIterator;
//  EOF
//macro_rules! input {(source = $s:expr, $($r:tt)*) => {let mut iter = $s.split_whitespace();input_inner!{iter, $($r)*}};($($r:tt)*) => {let mut s =
    {use std::io::Read;let mut s = String::new();std::io::stdin().read_to_string(&mut s).unwrap();s};let mut iter = s.split_whitespace
    ();input_inner!{iter, $($r)*}};}
//macro_rules! input_inner {($iter:expr) => {};($iter:expr, ) => {};($iter:expr, $var:ident : $t:tt $($r:tt)*) => {let $var = read_value!($iter, $t
    );input_inner!{$iter $($r)*}};}
//macro_rules! read_value {($iter:expr, ( $($t:tt),* )) => {( $(read_value!($iter, $t)),* )};($iter:expr, [ $t:tt ; $len:expr ]) => {(0..$len).map(|_|
    read_value!($iter, $t)).collect::<Vec<_>>()};($iter:expr, chars) => {read_value!($iter, String).chars().collect::<Vec<char>>()};($iter:expr,
    usize1) => {read_value!($iter, usize) - 1};($iter:expr, $t:ty) => {$iter.next().unwrap().parse::<$t>().expect("Parse error")};}
// EOF
macro_rules! input {(source = $s:expr, $($r:tt)*) => {let mut iter = $s.split_whitespace();let mut next = || { iter.next().unwrap() }
    ;input_inner!{next, $($r)*}};($($r:tt)*) => {let stdin = std::io::stdin();let mut bytes = std::io::Read::bytes(std::io::BufReader::new(stdin.lock
    ()));let mut next = move || -> String{bytes.by_ref().map(|r|r.unwrap() as char).skip_while(|c|c.is_whitespace()).take_while(|c|!c.is_whitespace
    ()).collect()};input_inner!{next, $($r)*}};}
macro_rules! input_inner {($next:expr) => {};($next:expr, ) => {};($next:expr, $var:ident : $t:tt $($r:tt)*) => {let $var = read_value!($next, $t
    );input_inner!{$next $($r)*}};}
macro_rules! read_value {($next:expr, ( $($t:tt),* )) => {( $(read_value!($next, $t)),* )};($next:expr, [ $t:tt ; $len:expr ]) => {(0..$len).map(|_|
    read_value!($next, $t)).collect::<Vec<_>>()};($next:expr, chars) => {read_value!($next, String).chars().collect::<Vec<char>>()};($next:expr,
    usize1) => {read_value!($next, usize) - 1};($next:expr, $t:ty) => {$next().parse::<$t>().expect("Parse error")};}
/*
<url:https://yukicoder.me/problems/no/339>
============================================================
=================================================================
=============================================================
================================================================
*/
fn gcd(a: u64, b: u64) -> u64 {
if b == 0 {
a
} else {
gcd(b, a % b)
}
}
fn lcm(a: u64, b: u64) -> u64 {
a / gcd(a, b) * b
}
fn main(){
input!(N:u64,A:[u64;N]);
let N:u64 = N;
let A:Vec<u64> = A;
let mut GCD:u64 = 0;
for &a in A.iter(){ GCD = gcd(GCD,a);}
let mut ans = 0;
for a in A{
ans += a/GCD;
}
println!("{}",ans);
}
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