Submission #748008

Source Code Expand

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int l = sc.nextInt(); // 周長
		int x = sc.nextInt(); // 動く歩道の速度
		int y = sc.nextInt(); // 高橋の速度
		int s = sc.nextInt(); // 高橋の初期位置
		int d = sc.nextInt(); // 出口

		double ft = forwardTime(l, x, y, s, d);
		double bt = backwardTime(l, x, y, s, d);

		double ans;
		if(s == d) ans = 0;
		else if(bt < 0 ) ans = ft;
		else ans = ft < bt ? ft : bt;

		System.out.println(ans);

		sc.close();
	}

	static double forwardTime(int l, int x, int y, int s, int d){
		int dist = (d - s) > 0 ? d - s : (d + l) - s;
		return (double)dist / (x + y);
	}
	static double backwardTime(int l, int x, int y, int s, int d){
		int dist = (s - d) < 0 ? d - (l + s) : d - s;
		return (double)dist / (x - y);
	}

}

Submission Info

Submission Time
Task A - 動く歩道
User tiechel
Language Java8 (OpenJDK 1.8.0)
Score 100
Code Size 902 Byte
Status AC
Exec Time 208 ms
Memory 9556 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 4
AC × 16
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt, sample_04.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt
Case Name Status Exec Time Memory
01.txt AC 203 ms 9556 KiB
02.txt AC 203 ms 9416 KiB
03.txt AC 199 ms 9552 KiB
04.txt AC 200 ms 9556 KiB
05.txt AC 204 ms 9548 KiB
06.txt AC 191 ms 9424 KiB
07.txt AC 200 ms 9552 KiB
08.txt AC 200 ms 9552 KiB
09.txt AC 204 ms 9556 KiB
10.txt AC 196 ms 9428 KiB
11.txt AC 195 ms 9424 KiB
12.txt AC 208 ms 9552 KiB
13.txt AC 203 ms 9424 KiB
14.txt AC 203 ms 9424 KiB
15.txt AC 202 ms 9548 KiB
16.txt AC 204 ms 9556 KiB
sample_01.txt AC 203 ms 9552 KiB
sample_02.txt AC 200 ms 9424 KiB
sample_03.txt AC 196 ms 9428 KiB
sample_04.txt AC 196 ms 9552 KiB