結果
| 問題 |
No.2246 1333-like Number
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2023-03-17 22:45:52 |
| 言語 | Rust (1.83.0 + proconio) |
| 結果 |
AC
|
| 実行時間 | 2 ms / 2,000 ms |
| コード長 | 2,440 bytes |
| コンパイル時間 | 13,696 ms |
| コンパイル使用メモリ | 379,648 KB |
| 実行使用メモリ | 5,376 KB |
| 最終ジャッジ日時 | 2024-09-18 11:53:14 |
| 合計ジャッジ時間 | 14,852 ms |
|
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 24 |
コンパイルメッセージ
warning: unused variable: `a`
--> src/main.rs:59:13
|
59 | for a in 1..b {
| ^ help: if this is intentional, prefix it with an underscore: `_a`
|
= note: `#[warn(unused_variables)]` on by default
ソースコード
#![allow(unused_macros, unused_imports, dead_code)]
use std::any::TypeId;
use std::cmp::{max, min, Reverse};
use std::collections::{BTreeMap, BTreeSet, BinaryHeap, HashMap, HashSet, VecDeque};
use std::mem::swap;
use std::ops::{Add, AddAssign, Div, DivAssign, Mul, MulAssign, Neg, Rem, Sub, SubAssign};
mod procon_reader {
use std::fmt::Debug;
use std::io::Read;
use std::str::FromStr;
pub fn read<T: FromStr>() -> T
where
<T as FromStr>::Err: Debug,
{
let stdin = std::io::stdin();
let mut stdin_lock = stdin.lock();
let mut u8b: [u8; 1] = [0];
loop {
let mut buf: Vec<u8> = Vec::with_capacity(16);
loop {
let res = stdin_lock.read(&mut u8b);
if res.unwrap_or(0) == 0 || u8b[0] <= b' ' {
break;
} else {
buf.push(u8b[0]);
}
}
if !buf.is_empty() {
let ret = String::from_utf8(buf).unwrap();
return ret.parse().unwrap();
}
}
}
pub fn read_vec<T: std::str::FromStr>(n: usize) -> Vec<T>
where
<T as FromStr>::Err: Debug,
{
(0..n).map(|_| read::<T>()).collect::<Vec<T>>()
}
pub fn read_vec_sub1(n: usize) -> Vec<usize> {
(0..n).map(|_| read::<usize>() - 1).collect::<Vec<usize>>()
}
pub fn read_mat<T: std::str::FromStr>(h: usize, w: usize) -> Vec<Vec<T>>
where
<T as FromStr>::Err: Debug,
{
(0..h).map(|_| read_vec::<T>(w)).collect::<Vec<Vec<T>>>()
}
}
use procon_reader::*;
/*************************************************************************************
*************************************************************************************/
fn main() {
let mut n = read::<usize>() - 1;
let mut unit = 0;
for b in 1..10 {
for a in 1..b {
unit += 1;
}
}
let unit = unit;
let c = n / unit;
n %= unit;
let mut cnt = 0;
for a in 1..10 {
for b in 1..10 {
if a >= b {
continue;
}
if cnt == n {
let mut x = (10 * a + b).to_string();
for _ in 0..c {
x.push((b as u8 + b'0') as char)
}
println!("{}", x);
return;
}
cnt += 1;
}
}
}