#883778 (Rust) No.1205 Eye Drops

• 問題: No.1205 Eye Drops
• ユーザー: kenichi
• 提出日時: 2023-06-23 19:04:42
• 言語: Rust (1.77.0)
• 結果: AC
• 実行時間: 20 ms / 2,000 ms
• コード長: 5,045 bytes
• コンパイル時間: 3,429 ms
• コンパイル使用メモリ: 144,452 KB
• 実行使用メモリ: 4,380 KB
• 最終ジャッジ日時: 2023-09-13 13:58:47
• 合計ジャッジ時間: 6,530 ms
• ジャッジサーバーID （参考情報）: judge12 / judge11

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	1 ms; 4,380 KB
testcase_01	AC	1 ms; 4,380 KB
testcase_02	AC	1 ms; 4,380 KB
testcase_03	AC	1 ms; 4,380 KB
testcase_04	AC	1 ms; 4,376 KB
testcase_05	AC	1 ms; 4,376 KB
testcase_06	AC	1 ms; 4,376 KB
testcase_07	AC	1 ms; 4,376 KB
testcase_08	AC	1 ms; 4,376 KB
testcase_09	AC	1 ms; 4,376 KB
testcase_10	AC	1 ms; 4,376 KB
testcase_11	AC	1 ms; 4,380 KB
testcase_12	AC	1 ms; 4,376 KB
testcase_13	AC	1 ms; 4,376 KB
testcase_14	AC	1 ms; 4,376 KB
testcase_15	AC	2 ms; 4,376 KB
testcase_16	AC	1 ms; 4,380 KB
testcase_17	AC	1 ms; 4,376 KB
testcase_18	AC	1 ms; 4,380 KB
testcase_19	AC	1 ms; 4,376 KB
testcase_20	AC	1 ms; 4,380 KB
testcase_21	AC	1 ms; 4,380 KB
testcase_22	AC	1 ms; 4,380 KB
testcase_23	AC	1 ms; 4,376 KB
testcase_24	AC	1 ms; 4,376 KB
testcase_25	AC	1 ms; 4,376 KB
testcase_26	AC	1 ms; 4,380 KB
testcase_27	AC	1 ms; 4,376 KB
testcase_28	AC	1 ms; 4,376 KB
testcase_29	AC	1 ms; 4,380 KB
testcase_30	AC	1 ms; 4,380 KB
testcase_31	AC	1 ms; 4,380 KB
testcase_32	AC	20 ms; 4,376 KB
testcase_33	AC	20 ms; 4,380 KB
testcase_34	AC	20 ms; 4,380 KB
testcase_35	AC	20 ms; 4,376 KB
testcase_36	AC	19 ms; 4,380 KB
testcase_37	AC	19 ms; 4,376 KB
testcase_38	AC	1 ms; 4,376 KB

ソースコード

use std::io::*;
use std::str::FromStr;
//use std::num;
//use std::cmp;
//use std::collections::VecDeque;
//use std::io::{self, BufRead};
/*
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 mut nm = String::new();
	std::io::stdin().read_line(&mut nm).ok();
	let nm: Vec<i32> = nm.trim().split_whitespace().map(|s| s.parse().unwrap()).collect();
	let m = nm[1];
	let mut pos: i32 = 0;
	let mut result = true;
	let mut prev = 0i64;
	for _ in 0..m{
		let mut tp = String::new();
		std::io::stdin().read_line(&mut tp).ok();
		let tp: Vec<i64> = tp.trim().split_whitespace().map(|s| s.parse().unwrap()).collect();
		let t = tp[0];
		let p = tp[1] as i32;
		if t - prev >= (p - pos).abs() as i64{
			pos = p;
			prev = t;
		}else{
			result = false;
		}
	}
	println!("{}", if result { "Yes" } else { "No" });
}

pub fn quicksort(numbers: &mut Vec<u64>) {
	if numbers.len() <= 1 {
		return;
	}

	let pivot = numbers.pop().unwrap();
	let mut lesser = Vec::new();
	let mut greater = Vec::new();

	for num in numbers.iter() {
		if *num <= pivot {
			lesser.push(*num);
		} else {
			greater.push(*num);
		}
	}

	quicksort(&mut lesser);
	quicksort(&mut greater);

	numbers.clear();
	numbers.extend(lesser);
	numbers.push(pivot);
	numbers.extend(greater);
}

pub fn is_leap_year(year: isize) -> bool {
	if ((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0) {
		return true;
	} else {
		return false;
	}
}

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")
}