結果
問題 | No.1732 ~サンプルはちゃんと見て!~ 16進数と8進数(2) |
ユーザー | koba-e964 |
提出日時 | 2021-11-05 21:55:36 |
言語 | Rust (1.77.0 + proconio) |
結果 |
AC
|
実行時間 | 1 ms / 2,000 ms |
コード長 | 3,524 bytes |
コンパイル時間 | 13,521 ms |
コンパイル使用メモリ | 385,720 KB |
実行使用メモリ | 6,824 KB |
最終ジャッジ日時 | 2024-11-06 12:43:26 |
合計ジャッジ時間 | 14,528 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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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
6,820 KB |
testcase_01 | AC | 1 ms
6,824 KB |
testcase_02 | AC | 1 ms
6,820 KB |
testcase_03 | AC | 1 ms
6,816 KB |
コンパイルメッセージ
warning: function `dfs` is never used --> src/main.rs:59:4 | 59 | fn dfs(x: i64, rem: usize) -> Result<(), i64> { | ^^^ | = note: `#[warn(dead_code)]` on by default warning: function `ex` is never used --> src/main.rs:80:4 | 80 | fn ex(n: usize) { | ^^
ソースコード
#[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); read_value!($next, [$t; len]) }}; ($next:expr, $t:ty) => ($next().parse::<$t>().expect("Parse error")); } trait Change { fn chmax(&mut self, x: Self); fn chmin(&mut self, x: Self); } impl<T: PartialOrd> Change for T { fn chmax(&mut self, x: T) { if *self < x { *self = x; } } fn chmin(&mut self, x: T) { if *self > x { *self = x; } } } fn main() { // In order to avoid potential stack overflow, spawn a new thread. let stack_size = 104_857_600; // 100 MB let thd = std::thread::Builder::new().stack_size(stack_size); thd.spawn(|| solve()).unwrap().join().unwrap(); } fn dfs(x: i64, rem: usize) -> Result<(), i64> { if rem == 0 { let mut f = [0; 8]; let mut v = x; while v > 0 { f[(v % 8) as usize] += 1; v /= 8; } let ok = (1..8).all(|i| f[i] == f[1]); if ok { eprintln!("{:x}", x); return Err(x); } return Ok(()); } for i in 0xa..0x10 { dfs(16 * x + i, rem - 1)?; } Ok(()) } fn ex(n: usize) { let ans = dfs(0, n); if let Err(x) = ans { eprintln!("n = {}: {:x}", n, x); let mut v = x; let mut o = vec![]; while v > 0 { o.push(v % 8); v /= 8; } o.reverse(); eprintln!("{:?}", o); } } fn solve() { let out = std::io::stdout(); let mut out = BufWriter::new(out.lock()); macro_rules! puts {($($format:tt)*) => (let _ = write!(out,$($format)*););} input! { t: usize, n: [usize; t], } let s = "ACCACCCCCCCCABACAAFFE"; for n in n { if n % 21 == 5 { puts!("ABDCC"); for _ in 0..n / 21 { puts!("{}", s); } puts!("\n"); continue; } if n % 21 == 10 { puts!("AAABCCCDFC"); for _ in 0..n / 21 { puts!("{}", s); } puts!("\n"); continue; } if n % 21 == 0 { for _ in 0..n / 21 { puts!("{}", s); } puts!("\n"); continue; } puts!("-1\n"); } }