TopCoder

User's AC Ratio

75.0% (3/4)

Submission's AC Ratio

40.0% (6/15)

Tags

Description

Input Format

Output Format

Sample Input 1

3 1
10 10
20 20
10 0

Sample Output 1

2

Sample Input 2

3 10
0 0
1 1
1 0

Sample Output 2

4

Sample Input 3

5 35
2 2
0 6
2 0
4 4
100 100

Sample Output 3

55

Hints

Problem Source

YTP 2021 高中組程式挑戰營 p10

Subtasks

No. Testdata Range Constraints Score
1 0~2 範例測資 0
2 0~24 無額外限制 20

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 2000 262144 65536 1 2
1 2000 262144 65536 1 2
2 2000 262144 65536 1 2
3 2000 262144 65536 2
4 2000 262144 65536 2
5 2000 262144 65536 2
6 2000 262144 65536 2
7 2000 262144 65536 2
8 2000 262144 65536 2
9 2000 262144 65536 2
10 2000 262144 65536 2
11 2000 262144 65536 2
12 2000 262144 65536 2
13 2000 262144 65536 2
14 2000 262144 65536 2
15 2000 262144 65536 2
16 2000 262144 65536 2
17 2000 262144 65536 2
18 2000 262144 65536 2
19 2000 262144 65536 2
20 2000 262144 65536 2
21 2000 262144 65536 2
22 2000 262144 65536 2
23 2000 262144 65536 2
24 2000 262144 65536 2