#895197 (Rust) No.2201 p@$$w0rd

• 問題: No.2201 p@$$w0rd
• ユーザー: kenichi
• 提出日時: 2023-07-25 16:45:55
• 言語: Rust (1.77.0 + proconio)
• 結果: WA
• 実行時間: -
• コード長: 5,696 bytes
• コンパイル時間: 12,584 ms
• コンパイル使用メモリ: 398,992 KB
• 実行使用メモリ: 6,820 KB
• 最終ジャッジ日時: 2024-10-02 10:24:04
• 合計ジャッジ時間: 13,664 ms
• ジャッジサーバーID （参考情報）: judge1 / judge3

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	1 ms; 6,816 KB
testcase_01	AC	1 ms; 6,820 KB
testcase_02	AC	1 ms; 6,816 KB
testcase_03	AC	1 ms; 6,816 KB
testcase_04	AC	1 ms; 6,820 KB
testcase_05	AC	1 ms; 6,816 KB
testcase_06	AC	1 ms; 6,820 KB
testcase_07	AC	1 ms; 6,820 KB
testcase_08	AC	1 ms; 6,816 KB
testcase_09	AC	1 ms; 6,820 KB
testcase_10	WA	-
testcase_11	AC	1 ms; 6,820 KB
testcase_12	WA	-
testcase_13	AC	1 ms; 6,816 KB
testcase_14	AC	1 ms; 6,816 KB
testcase_15	AC	1 ms; 6,816 KB
testcase_16	AC	1 ms; 6,816 KB
testcase_17	AC	1 ms; 6,816 KB
testcase_18	AC	1 ms; 6,816 KB
testcase_19	AC	1 ms; 6,820 KB
testcase_20	AC	1 ms; 6,820 KB
testcase_21	AC	1 ms; 6,816 KB
testcase_22	AC	1 ms; 6,820 KB
testcase_23	AC	1 ms; 6,820 KB

コンパイルメッセージ

warning: unused variable: `flag`
  --> src/main.rs:12:13
   |
12 |     let mut flag = 0;
   |             ^^^^ help: if this is intentional, prefix it with an underscore: `_flag`
   |
   = note: `#[warn(unused_variables)]` on by default

warning: variable does not need to be mutable
  --> src/main.rs:12:9
   |
12 |     let mut flag = 0;
   |         ----^^^^
   |         |
   |         help: remove this `mut`
   |
   = note: `#[warn(unused_mut)]` on by default

ソースコード

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 s: Vec<char> = read_array();
    let mut ans = 1;
    let mut flag = 0;
    let mut lowercase = 0;
    let mut l_o = 0;
    let mut a_s = 0;

    for _i in 0..s.len() {
        if s[_i] != 'l' && s[_i] != 'o' && s[_i] != 'a' && s[_i] != 's' {
            lowercase = 1;
        }
        if s[_i] == 'l' || s[_i] == 'o' {
            l_o += 1;
        }
        if s[_i] == 'a' || s[_i] == 's' {
            a_s += 1;
        }
    }

    
    if lowercase == 1 && (l_o != 0 && a_s != 0) {
        if l_o > 1 {
            ans *= 2i32.pow(l_o as u32) - 1;
        }
        if a_s > 1 {
            ans *= 2i32.pow(a_s as u32) - 1;
        }
    }else if lowercase == 0 && (l_o != 0 && a_s != 0){
        if l_o > 1{
            if a_s == 1{
                ans *= 2i32.pow(l_o as u32) - 2;
            }else{
                ans *= 2i32.pow(l_o as u32) - 1;
            }
        }
        if a_s > 1 {
            if l_o == 1{
                ans *= 2i32.pow(a_s as u32) - 2;
            }else{
                ans *= 2i32.pow(a_s as u32) - 1;
            }
        }
        ans -= 1;
    }else{
        print!("0");
        return;
    }

    print!("{}", ans);
}

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_2(hex_string: String, x: u32) -> Option<String> {
    match i64::from_str_radix(&hex_string, x) {
        Ok(decimal) => Some(format!("{}", decimal)),
        Err(_) => None,
    }
}

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")
}