結果

問題 No.2246 1333-like Number
ユーザー kenichikenichi
提出日時 2023-07-21 13:55:49
言語 Rust
(1.77.0)
結果
TLE  
実行時間 -
コード長 4,823 bytes
コンパイル時間 1,914 ms
コンパイル使用メモリ 182,164 KB
実行使用メモリ 13,696 KB
最終ジャッジ日時 2023-10-21 14:41:41
合計ジャッジ時間 5,067 ms
ジャッジサーバーID
（参考情報） 		judge12 / judge9
このコードへのチャレンジ
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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 0 ms
4,348 KB
testcase_01 AC 1 ms
4,348 KB
testcase_02 AC 1 ms
4,348 KB
testcase_03 AC 1 ms
4,348 KB
testcase_04 TLE -
testcase_05 -- -
testcase_06 -- -
testcase_07 -- -
testcase_08 -- -
testcase_09 -- -
testcase_10 -- -
testcase_11 -- -
testcase_12 -- -
testcase_13 -- -
testcase_14 -- -
testcase_15 -- -
testcase_16 -- -
testcase_17 -- -
testcase_18 -- -
testcase_19 -- -
testcase_20 -- -
testcase_21 -- -
testcase_22 -- -
testcase_23 -- -
testcase_24 -- -
testcase_25 -- -
testcase_26 -- -
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: value assigned to `a` is never read
  --> Main.rs:13:13
   |
13 |     let mut a: u128 = 0;
   |             ^
   |
   = help: maybe it is overwritten before being read?
   = note: `#[warn(unused_assignments)]` on by default

warning: 1 warning emitted

ソースコード

diff # 

use std::io::*;
use std::str::FromStr;
/*
const LOW_CASE_ALPHABET: [char; 26] = [
    'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's',
    't', 'u', 'v', 'w', 'x', 'y', 'z',
];
*/
fn main() {
    let n: usize = read();
    let mut ans = Vec::new();
    let mut tmp = 0;
    let mut a: u128 = 0;

    loop{
        for _i in 1..=9{
            for _j in _i+1..=9{
                a = _i * 10 + _j;
                for _k in 0..tmp{
                    a = a * 10 + _j;
                }
                ans.push(a);
                if ans.len() == n{
                    print!("{}",ans[ans.len() - 1]);
                    return;
                }
            } 
        }
        tmp += 1;
    }
}

pub fn ctoi(c: char) -> isize {
    let n = c as isize - '0' as isize;

    return n;
}

pub fn stoi(c: String) -> isize {
    let n = c.parse::<isize>().unwrap();

    return n;
}

pub fn find_char(sentence: Vec<char>, target: char, start: isize) -> isize {
    for _i in start as usize..sentence.len() {
        if sentence[_i] == target {
            return _i as isize;
        }
    }
    return -1;
}

pub fn hex_to_binary(hex_string: &str, x: u32) -> Option<String> {
    match i64::from_str_radix(hex_string, x) {
        Ok(decimal) => Some(format!("{}", decimal)),
        Err(_) => None,
    }
}

pub fn my_floor(x: f64) -> f64 {
    let rounded = (x * 1000.0).floor() / 1000.0;

    rounded
}

pub fn upper_lower(x: char) -> char {
    let result: char;

    if x.is_uppercase() {
        result = x.to_ascii_lowercase();
    } else if x.is_lowercase() {
        result = x.to_ascii_uppercase();
    } else {
        result = x;
    }

    result
}

pub fn maxf_2(x: f64, y: f64) -> f64 {
    let result;

    if x >= y {
        result = x;
    } else {
        result = y;
    }

    result
}

pub fn max_2(x: isize, y: isize) -> isize {
    let result;

    if x >= y {
        result = x;
    } else {
        result = y;
    }

    result
}

pub fn max_u_2(x: usize, y: usize) -> usize {
    let result;

    if x >= y {
        result = x;
    } else {
        result = y;
    }

    result
}

pub fn min_u_2(x: usize, y: usize) -> usize {
    let result;

    if x <= y {
        result = x;
    } else {
        result = y;
    }

    result
}

pub fn min_2(x: isize, y: isize) -> isize {
    let result;

    if x >= y {
        result = y;
    } else {
        result = x;
    }

    result
}

pub fn min_2_i32(x: i32, y: i32) -> i32 {
    let result;

    if x >= y {
        result = y;
    } else {
        result = x;
    }

    result
}

pub fn max_3(x: isize, y: isize, z: isize) -> isize {
    let result;
    if x >= y && y >= z {
        result = x;
    } else if x >= z && z >= y {
        result = x;
    } else if y >= x && x >= z {
        result = y;
    } else if y >= z && z >= x {
        result = y;
    } else if z >= x && x >= y {
        result = z;
    } else {
        result = z;
    }

    result
}

pub fn max_u_3(x: usize, y: usize, z: usize) -> usize {
    let result;
    if x >= y && y >= z {
        result = x;
    } else if x >= z && z >= y {
        result = x;
    } else if y >= x && x >= z {
        result = y;
    } else if y >= z && z >= x {
        result = y;
    } else if z >= x && x >= y {
        result = z;
    } else {
        result = z;
    }

    result
}

pub fn min_3(x: isize, y: isize, z: isize) -> isize {
    let result;
    if x <= y && y <= z {
        result = x;
    } else if x <= z && z <= y {
        result = x;
    } else if y <= x && x <= z {
        result = y;
    } else if y <= z && z <= x {
        result = y;
    } else if z <= x && x <= y {
        result = z;
    } else {
        result = z;
    }

    result
}

pub fn min_u_3(x: usize, y: usize, z: usize) -> usize {
    let result;
    if x <= y && y <= z {
        result = x;
    } else if x <= z && z <= y {
        result = x;
    } else if y <= x && x <= z {
        result = y;
    } else if y <= z && z <= x {
        result = y;
    } else if z <= x && x <= y {
        result = z;
    } else {
        result = z;
    }

    result
}

pub fn read_text() -> String {
    let mut word = String::new();
    std::io::stdin().read_line(&mut word).ok();
    let answer = word.trim().to_string();

    answer
}

pub fn read_array() -> Vec<char> {
    let array: String = read();
    let chars: Vec<char> = array.trim().chars().collect::<Vec<char>>();
    chars
}

pub fn read<T: FromStr>() -> T {
    let stdin = stdin();
    let stdin = stdin.lock();
    let token: String = stdin
        .bytes()
        .map(|c| c.expect("failed to read char") as char)
        .skip_while(|c| c.is_whitespace())
        .take_while(|c| !c.is_whitespace())
        .collect();
    token.parse().ok().expect("failed to parse token")
}
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