TopCoder

User's AC Ratio

100.0% (2/2)

Submission's AC Ratio

17.6% (3/17)

Tags

Description

Input Format

Output Format

Sample Input 1

5
1 3 5 2 4

Sample Output 1

4

Sample Input 2

5
5 4 3 2 1

Sample Output 2

0

Sample Input 3

10
1 1 3 3 5 5 2 2 4 4

Sample Output 3

4

Hints

Problem Source

YTP 2020 高中組程式挑戰營 p11

Subtasks

No. Testdata Range Constraints Score
1 0~2 範例測資 0
2 0~36 無額外限制 15

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 3000 262144 65536 1 2
1 3000 262144 65536 1 2
2 3000 262144 65536 1 2
3 3000 262144 65536 2
4 3000 262144 65536 2
5 3000 262144 65536 2
6 3000 262144 65536 2
7 3000 262144 65536 2
8 3000 262144 65536 2
9 3000 262144 65536 2
10 3000 262144 65536 2
11 3000 262144 65536 2
12 3000 262144 65536 2
13 3000 262144 65536 2
14 3000 262144 65536 2
15 3000 262144 65536 2
16 3000 262144 65536 2
17 3000 262144 65536 2
18 3000 262144 65536 2
19 3000 262144 65536 2
20 3000 262144 65536 2
21 3000 262144 65536 2
22 3000 262144 65536 2
23 3000 262144 65536 2
24 3000 262144 65536 2
25 3000 262144 65536 2
26 3000 262144 65536 2
27 3000 262144 65536 2
28 3000 262144 65536 2
29 3000 262144 65536 2
30 3000 262144 65536 2
31 3000 262144 65536 2
32 3000 262144 65536 2
33 3000 262144 65536 2
34 3000 262144 65536 2
35 3000 262144 65536 2
36 3000 262144 65536 2