349 . 青蛙過河

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Caido
主唱太拼命了

User's AC Ratio

50.0% (2/4)

Submission's AC Ratio

15.0% (3/20)

Tags

ytp ytp-junior ytp-2022

Description

題目 PDF 檔在這裡

Input Format

Output Format

Sample Input 1

5 3
1 4
1 3
2 1 2

Sample Output 1

2

Sample Input 2

5 3
1 5
3 1 2 3
1 5

Sample Output 2

4

Sample Input 3

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

Sample Output 3

3

Hints

Problem Source

YTP 2022 國中組程式挑戰營 p10

Subtasks

No. Testdata Range Constraints Score
1 0~2 範例測資 0
2 0~14 無額外限制 25

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 3000 524288 65536 1 2
1 3000 524288 65536 1 2
2 3000 524288 65536 1 2
3 3000 524288 65536 2
4 3000 524288 65536 2
5 3000 524288 65536 2
6 3000 524288 65536 2
7 3000 524288 65536 2
8 3000 524288 65536 2
9 3000 524288 65536 2
10 3000 524288 65536 2
11 3000 524288 65536 2
12 3000 524288 65536 2
13 3000 524288 65536 2
14 3000 524288 65536 2
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