1214 . 普遜與食安問題

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User's AC Ratio

NaN% (0/0)

Submission's AC Ratio

NaN% (0/0)

Tags

npsc npsc-senior npsc-2016

Description

題目 PDF 檔在這裡

Input Format

Output Format

Sample Input 1

4 4
1 2
3 2
1 3
2 4

Sample Output 1

2
1 2

Sample Input 2

8 14
1 8
6 4
1 7
5 3
1 2
3 4
5 6
3 1
8 7
2 7
2 4
3 7
5 2
6 7

Sample Output 2

4
1 4 5 7

Hints

Problem Source

NPSC 2016 高中組初賽 pG

Subtasks

No. Testdata Range Constraints Score
1 0~1 範例測資 0
2 0~36 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 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
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