TopCoder

User's AC Ratio

NaN% (0/0)

Submission's AC Ratio

NaN% (0/0)

Tags

Description

Input Format

Output Format

Sample Input 1

2
1
2
2

Sample Output 1

1

Sample Input 2

3
1
2 3
4
5 6
7
8 9

Sample Output 2

0

Hints

Problem Source

Subtasks

No. Testdata Range Constraints Score
1 0~1 Sample testcases. 0
2 0~33 No additional constraints. 100

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 2000 524288 65536 1 2
1 2000 524288 65536 1 2
2 2000 524288 65536 2
3 2000 524288 65536 2
4 2000 524288 65536 2
5 2000 524288 65536 2
6 2000 524288 65536 2
7 2000 524288 65536 2
8 2000 524288 65536 2
9 2000 524288 65536 2
10 2000 524288 65536 2
11 2000 524288 65536 2
12 2000 524288 65536 2
13 2000 524288 65536 2
14 2000 524288 65536 2
15 2000 524288 65536 2
16 2000 524288 65536 2
17 2000 524288 65536 2
18 2000 524288 65536 2
19 2000 524288 65536 2
20 2000 524288 65536 2
21 2000 524288 65536 2
22 2000 524288 65536 2
23 2000 524288 65536 2
24 2000 524288 65536 2
25 2000 524288 65536 2
26 2000 524288 65536 2
27 2000 524288 65536 2
28 2000 524288 65536 2
29 2000 524288 65536 2
30 2000 524288 65536 2
31 2000 524288 65536 2
32 2000 524288 65536 2
33 2000 524288 65536 2