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Caido
$\mathbb{W}\mathcal{aimai}\sim$

User's AC Ratio

88.7% (63/71)

Submission's AC Ratio

36.8% (78/212)

Tags

Description

Input Format

Output Format

Sample Input 1

2 1 5
1 3
3 3
5 1
7 2
7 4
9 3

Sample Output 1

2

Sample Input 2

5 0 5
1 3
3 3
5 1
7 2
7 4
9 3

Sample Output 2

1

Sample Input 3

10 3 1
4 4
9 4

Sample Output 3

1.414213562373095

Sample Input 4

10 3 2
9 4
9 13
10 13

Sample Output 4

1.414213562373095

Hints

Problem Source

110 學年度全國資訊學科能力競賽
測資來源:TWPCA GitHub

Subtasks

No. Testdata Range Constraints Score
1 0~3 範例測資。 0
2 4~38 校園公車路線為一垂直或水平線段,且所有座標皆在 $100$ 以內 30
3 39~50 校園公車路線的每一個線段都是垂直或水平 30
4 51~62 無額外限制。 40

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 1000 1048576 65536 1
1 1000 1048576 65536 1
2 1000 1048576 65536 1
3 1000 1048576 65536 1
4 1000 1048576 65536 2
5 1000 1048576 65536 2
6 1000 1048576 65536 2
7 1000 1048576 65536 2
8 1000 1048576 65536 2
9 1000 1048576 65536 2
10 1000 1048576 65536 2
11 1000 1048576 65536 2
12 1000 1048576 65536 2
13 1000 1048576 65536 2
14 1000 1048576 65536 2
15 1000 1048576 65536 2
16 1000 1048576 65536 2
17 1000 1048576 65536 2
18 1000 1048576 65536 2
19 1000 1048576 65536 2
20 1000 1048576 65536 2
21 1000 1048576 65536 2
22 1000 1048576 65536 2
23 1000 1048576 65536 2
24 1000 1048576 65536 2
25 1000 1048576 65536 2
26 1000 1048576 65536 2
27 1000 1048576 65536 2
28 1000 1048576 65536 2
29 1000 1048576 65536 2
30 1000 1048576 65536 2
31 1000 1048576 65536 2
32 1000 1048576 65536 2
33 1000 1048576 65536 2
34 1000 1048576 65536 2
35 1000 1048576 65536 2
36 1000 1048576 65536 2
37 1000 1048576 65536 2
38 1000 1048576 65536 2
39 1000 1048576 65536 3
40 1000 1048576 65536 3
41 1000 1048576 65536 3
42 1000 1048576 65536 3
43 1000 1048576 65536 3
44 1000 1048576 65536 3
45 1000 1048576 65536 3
46 1000 1048576 65536 3
47 1000 1048576 65536 3
48 1000 1048576 65536 3
49 1000 1048576 65536 3
50 1000 1048576 65536 3
51 1000 1048576 65536 4
52 1000 1048576 65536 4
53 1000 1048576 65536 4
54 1000 1048576 65536 4
55 1000 1048576 65536 4
56 1000 1048576 65536 4
57 1000 1048576 65536 4
58 1000 1048576 65536 4
59 1000 1048576 65536 4
60 1000 1048576 65536 4
61 1000 1048576 65536 4
62 1000 1048576 65536 4