449 . 喜多風暴

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User's AC Ratio

84.2% (16/19)

Submission's AC Ratio

59.5% (25/42)

Tags

ytp ytp-senior ytp-2024

Description

題目 PDF 檔在這裡

Input Format

Output Format

Sample Input 1

7
1 2
1 3
2 4
2 5
3 6
3 7
2 4 1 0 0 0 0

Sample Output 1

1
4

Sample Input 2

7
1 2
1 3
2 4
2 5
3 6
3 7
0 0 1 0 0 0 0

Sample Output 2

2
4 5

Hints

Problem Source

YTP 2024 高中組程式挑戰營 p8

Subtasks

No. Testdata Range Constraints Score
1 0~1 範例測資 0
2 0~25 無額外限制 15

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 1000 262144 65536 1 2
1 1000 262144 65536 1 2
2 1000 262144 65536 2
3 1000 262144 65536 2
4 1000 262144 65536 2
5 1000 262144 65536 2
6 1000 262144 65536 2
7 1000 262144 65536 2
8 1000 262144 65536 2
9 1000 262144 65536 2
10 1000 262144 65536 2
11 1000 262144 65536 2
12 1000 262144 65536 2
13 1000 262144 65536 2
14 1000 262144 65536 2
15 1000 262144 65536 2
16 1000 262144 65536 2
17 1000 262144 65536 2
18 1000 262144 65536 2
19 1000 262144 65536 2
20 1000 262144 65536 2
21 1000 262144 65536 2
22 1000 262144 65536 2
23 1000 262144 65536 2
24 1000 262144 65536 2
25 1000 262144 65536 2
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