結果

問題 No.927 Second Permutation
ユーザー koba-e964
提出日時 2020-01-01 13:53:47
言語 Rust
(1.83.0 + proconio)
結果
AC  
実行時間 6 ms / 2,000 ms
コード長 2,824 bytes
コンパイル時間 18,626 ms
コンパイル使用メモリ 383,012 KB
実行使用メモリ 5,248 KB
最終ジャッジ日時 2024-11-22 02:29:33
合計ジャッジ時間 20,216 ms
ジャッジサーバーID
(参考情報)
judge1 / judge3
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 3
other AC * 27
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#[allow(unused_imports)]
use std::cmp::*;
#[allow(unused_imports)]
use std::collections::*;
use std::io::{Write, BufWriter};
// https://qiita.com/tanakh/items/0ba42c7ca36cd29d0ac8
macro_rules! input {
($($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, [ $t:tt ]) => {{
let len = read_value!($next, usize);
(0..len).map(|_| read_value!($next, $t)).collect::<Vec<_>>()
}};
($next:expr, $t:ty) => {
$next().parse::<$t>().expect("Parse error")
};
}
#[allow(unused)]
macro_rules! debug {
($($format:tt)*) => (write!(std::io::stderr(), $($format)*).unwrap());
}
#[allow(unused)]
macro_rules! debugln {
($($format:tt)*) => (writeln!(std::io::stderr(), $($format)*).unwrap());
}
fn solve() {
let out = std::io::stdout();
let mut out = BufWriter::new(out.lock());
macro_rules! puts {
($($format:tt)*) => (write!(out,$($format)*).unwrap());
}
input!(x: chars);
let mut freq = [0; 10];
let mut mi = 10;
for &x in &x {
let idx = (x as u8 - b'0') as usize;
freq[idx] += 1;
mi = min(mi, idx);
}
let mut rest = 0;
let mut ans = vec![];
for i in (mi + 1..10).rev() {
for _ in 0..freq[i] {
ans.push(i);
rest += 1;
}
}
if rest == 0 || (rest == 1 && mi == 0) {
puts!("-1\n");
return;
}
ans.insert(ans.len() - 1, mi);
for _ in 1..freq[mi] {
ans.push(mi);
}
for c in ans {
puts!("{}", c);
}
puts!("\n");
}
fn main() {
// In order to avoid potential stack overflow, spawn a new thread.
let stack_size = 104_857_600; // 100 MB
let thd = std::thread::Builder::new().stack_size(stack_size);
thd.spawn(|| solve()).unwrap().join().unwrap();
}
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