TopCoder

User's AC Ratio

75.0% (3/4)

Submission's AC Ratio

53.3% (8/15)

Tags

Description

Input Format

Output Format

Sample Input 1

3 1
3 1
1 2

Sample Output 1

1

Sample Input 2

4 2
3 2
1 4
4 2

Sample Output 2

4

Sample Input 3

5 3
2 4
5 3
3 4
1 4

Sample Output 3

6

Hints

Problem Source

YTP 2021 國中組初賽 p5

Subtasks

No. Testdata Range Constraints Score
1 0~2 範例測資 0
2 0~17 無額外限制 20

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 1 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