320 . 早上好 YTP

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Caido
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User's AC Ratio

100.0% (6/6)

Submission's AC Ratio

85.7% (12/14)

Tags

ytp ytp-senior ytp-2022

Description

題目 PDF 檔在這裡

Input Format

Output Format

Sample Input 1

3 3
1 2
2 3
1 3

Sample Output 1

1
2
0

Sample Input 2

5 4
1 2
2 3
3 4
4 5

Sample Output 2

1
2
3
4

Sample Input 3

10 21
6 1
5 1
3 7
7 10
5 6
3 6
4 6
8 1
5 7
8 5
1 10
1 3
2 6
5 10
3 9
9 2
7 8
9 4
7 2
10 6
5 3

Sample Output 3

1
2
3
4
2
3
4
5
3
2
1
1
2
2
3
1
1
0
0
0
0

Hints

Problem Source

YTP 2022 高中組初賽 p6

Subtasks

No. Testdata Range Constraints Score
1 0~2 範例測資 0
2 3~18 前 $N - 1$ 條邊為 $(1, 2), (2, 3), \ldots, (N - 1, N)$ 的排列 7
3 0~37 無額外限制 13

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 1000 524288 65536 1 3
1 1000 524288 65536 1 3
2 1000 524288 65536 1 3
3 1000 524288 65536 2 3
4 1000 524288 65536 2 3
5 1000 524288 65536 2 3
6 1000 524288 65536 2 3
7 1000 524288 65536 2 3
8 1000 524288 65536 2 3
9 1000 524288 65536 2 3
10 1000 524288 65536 2 3
11 1000 524288 65536 2 3
12 1000 524288 65536 2 3
13 1000 524288 65536 2 3
14 1000 524288 65536 2 3
15 1000 524288 65536 2 3
16 1000 524288 65536 2 3
17 1000 524288 65536 2 3
18 1000 524288 65536 2 3
19 1000 524288 65536 3
20 1000 524288 65536 3
21 1000 524288 65536 3
22 1000 524288 65536 3
23 1000 524288 65536 3
24 1000 524288 65536 3
25 1000 524288 65536 3
26 1000 524288 65536 3
27 1000 524288 65536 3
28 1000 524288 65536 3
29 1000 524288 65536 3
30 1000 524288 65536 3
31 1000 524288 65536 3
32 1000 524288 65536 3
33 1000 524288 65536 3
34 1000 524288 65536 3
35 1000 524288 65536 3
36 1000 524288 65536 3
37 1000 524288 65536 3
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