1110 . 城市分類

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User's AC Ratio

NaN% (0/0)

Submission's AC Ratio

NaN% (0/0)

Tags

npsc npsc-senior npsc-2020

Description

題目 PDF 檔在這裡

Input Format

Output Format

Sample Input 1

4 3
1 2
2 3
3 4

Sample Output 1

2
1 2 1 2

Sample Input 2

4 4
1 2
2 3
3 4
4 1

Sample Output 2

2
1 2 1 2

Sample Input 3

5 5
1 2
2 3
3 4
4 5
5 1

Sample Output 3

3
1 2 1 2 3

Hints

Problem Source

NPSC 2020 高中組決賽 pA

Subtasks

No. Testdata Range Constraints Score
1 0~2 範例測資 0
2 0~74 無額外限制 100

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 2000 1048576 1048576 1 2
1 2000 1048576 1048576 1 2
2 2000 1048576 1048576 1 2
3 2000 1048576 1048576 2
4 2000 1048576 1048576 2
5 2000 1048576 1048576 2
6 2000 1048576 1048576 2
7 2000 1048576 1048576 2
8 2000 1048576 1048576 2
9 2000 1048576 1048576 2
10 2000 1048576 1048576 2
11 2000 1048576 1048576 2
12 2000 1048576 1048576 2
13 2000 1048576 1048576 2
14 2000 1048576 1048576 2
15 2000 1048576 1048576 2
16 2000 1048576 1048576 2
17 2000 1048576 1048576 2
18 2000 1048576 1048576 2
19 2000 1048576 1048576 2
20 2000 1048576 1048576 2
21 2000 1048576 1048576 2
22 2000 1048576 1048576 2
23 2000 1048576 1048576 2
24 2000 1048576 1048576 2
25 2000 1048576 1048576 2
26 2000 1048576 1048576 2
27 2000 1048576 1048576 2
28 2000 1048576 1048576 2
29 2000 1048576 1048576 2
30 2000 1048576 1048576 2
31 2000 1048576 1048576 2
32 2000 1048576 1048576 2
33 2000 1048576 1048576 2
34 2000 1048576 1048576 2
35 2000 1048576 1048576 2
36 2000 1048576 1048576 2
37 2000 1048576 1048576 2
38 2000 1048576 1048576 2
39 2000 1048576 1048576 2
40 2000 1048576 1048576 2
41 2000 1048576 1048576 2
42 2000 1048576 1048576 2
43 2000 1048576 1048576 2
44 2000 1048576 1048576 2
45 2000 1048576 1048576 2
46 2000 1048576 1048576 2
47 2000 1048576 1048576 2
48 2000 1048576 1048576 2
49 2000 1048576 1048576 2
50 2000 1048576 1048576 2
51 2000 1048576 1048576 2
52 2000 1048576 1048576 2
53 2000 1048576 1048576 2
54 2000 1048576 1048576 2
55 2000 1048576 1048576 2
56 2000 1048576 1048576 2
57 2000 1048576 1048576 2
58 2000 1048576 1048576 2
59 2000 1048576 1048576 2
60 2000 1048576 1048576 2
61 2000 1048576 1048576 2
62 2000 1048576 1048576 2
63 2000 1048576 1048576 2
64 2000 1048576 1048576 2
65 2000 1048576 1048576 2
66 2000 1048576 1048576 2
67 2000 1048576 1048576 2
68 2000 1048576 1048576 2
69 2000 1048576 1048576 2
70 2000 1048576 1048576 2
71 2000 1048576 1048576 2
72 2000 1048576 1048576 2
73 2000 1048576 1048576 2
74 2000 1048576 1048576 2
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