結果
問題 | No.927 Second Permutation |
ユーザー | guricerin |
提出日時 | 2019-12-14 08:17:51 |
言語 | Rust (1.77.0 + proconio) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,736 bytes |
コンパイル時間 | 12,475 ms |
コンパイル使用メモリ | 401,932 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-28 03:04:00 |
合計ジャッジ時間 | 13,890 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 1 ms
5,248 KB |
testcase_01 | AC | 1 ms
5,376 KB |
testcase_02 | AC | 1 ms
5,376 KB |
testcase_03 | AC | 1 ms
5,376 KB |
testcase_04 | AC | 1 ms
5,376 KB |
testcase_05 | AC | 1 ms
5,376 KB |
testcase_06 | AC | 1 ms
5,376 KB |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | AC | 2 ms
5,376 KB |
testcase_25 | AC | 2 ms
5,376 KB |
testcase_26 | AC | 1 ms
5,376 KB |
testcase_27 | AC | 1 ms
5,376 KB |
testcase_28 | AC | 3 ms
5,376 KB |
testcase_29 | AC | 3 ms
5,376 KB |
コンパイルメッセージ
warning: value assigned to `found` is never read --> src/main.rs:148:13 | 148 | found = true; | ^^^^^ | = help: maybe it is overwritten before being read? = note: `#[warn(unused_assignments)]` on by default
ソースコード
// Original: https://github.com/tanakh/competitive-rs #[allow(unused_macros)] 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)*} }; } #[allow(unused_macros)] 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)*} }; ($next:expr, mut $var:ident : $t:tt $($r:tt)*) => { let mut $var = read_value!($next, $t); input_inner!{$next $($r)*} }; } #[allow(unused_macros)] 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, [ $t:tt ]) => { { let len = read_value!($next, usize); (0..len).map(|_| read_value!($next, $t)).collect::<Vec<_>>() } }; ($next:expr, chars) => { read_value!($next, String).chars().collect::<Vec<char>>() }; ($next:expr, bytes) => { read_value!($next, String).into_bytes() }; ($next:expr, usize1) => { read_value!($next, usize) - 1 }; ($next:expr, $t:ty) => { $next().parse::<$t>().expect("Parse error") }; } mod util { #[allow(dead_code)] pub fn chmin<T>(x: &mut T, y: T) -> bool where T: PartialOrd + Copy, { *x > y && { *x = y; true } } #[allow(dead_code)] pub fn chmax<T>(x: &mut T, y: T) -> bool where T: PartialOrd + Copy, { *x < y && { *x = y; true } } /// 整数除算切り上げ #[allow(dead_code)] pub fn roundup(a: i64, b: i64) -> i64 { (a + b - 1) / b } #[allow(dead_code)] pub fn ctoi(c: char) -> i64 { c as i64 - 48 } } #[allow(unused_imports)] use util::*; #[allow(unused_imports)] use std::cmp::{max, min}; #[allow(unused_imports)] use std::collections::{BTreeMap, BTreeSet, BinaryHeap, VecDeque}; fn main() { input! { x:chars } let len = x.len(); let mut nums = x.iter().map(|&c| ctoi(c)).collect::<Vec<i64>>(); let mut ok = false; for &n in nums.iter() { if n != nums[0] { ok = true; } } if !ok { println!("-1"); std::process::exit(0); } nums.sort(); let mut l = 0; while l < len { let mut r = l + 1; while r < len && nums[l] == nums[r] { r += 1; } let mut found = false; if r < len && nums[l] != nums[r] { let tmp = nums[l]; nums[l] = nums[r]; nums[r] = tmp; found = true; break; } if found { break; } l = r; } nums.reverse(); if nums[0] != 0 { ok = true; } else { ok = false; } if ok { for n in nums { print!("{}", n); } println!(""); } else { println!("-1"); } }