Problems
 
 
# Name    
A
standard input/output
2 s, 64 MB
Submit  x273
B
standard input/output
2 s, 64 MB
Submit  x316
C
standard input/output
1 s, 256 MB
Submit  x169
D
standard input/output
1 s, 256 MB
Submit  x329
E
standard input/output
2.5 s, 256 MB
Submit  x129
F
standard input/output
1 s, 256 MB
Submit  x206
G
standard input/output
1 s, 256 MB
Submit  x8
H
standard input/output
2 s, 64 MB
Submit  x110
I
standard input/output
1 s, 256 MB
Submit  x15
J
standard input/output
1 s, 256 MB
Submit  x198
K
standard input/output
4 s, 1024 MB
Submit  x24
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer
2019-08-18 23:22:33
Problem E. Chi's performance
*****
Announcement
The sample test is now correct. All submissions have been rejudged. We apologize for the inconvenience.
2019-08-18 22:49:01
Problem E. Chi's performance
*****
Announcement
The sample case is wrong, the correct answer is 16. We are fixing the test cases now and will rejudge submissions soon.
2019-08-18 22:31:47
Problem K. Candies
*****
Is the empty subsequence valid? (Can he take no candies?)
No.
2019-08-18 22:27:00
Problem E. Chi's performance
*****
Announcement
To make it more clear, the statement of problem E had a minor update. Changed text is bolded.
2019-08-18 21:18:00
Problem K. Candies
*****
Announcement
Memory and time limits where updated.
2019-08-18 20:52:01
Problem J. Weird Sanchola
*****
Announcement
On problem J: the elements of the array A_i, 1 <= A_i <= 10^9