Problems
 
 
# Name    
A
standard input/output
2.25 s, 256 MB
Submit  x38
B
standard input/output
0.25 s, 64 MB
Submit  x114
C
standard input/output
0.25 s, 64 MB
Submit  x145
D
standard input/output
2.5 s, 64 MB
Submit  x26
E
standard input/output
1 s, 64 MB
Submit  x1
F
standard input/output
0.25 s, 64 MB
Submit  x83
G
standard input/output
1.25 s, 64 MB
Submit  x6
H
standard input/output
0.5 s, 256 MB
Submit  x9
I
standard input/output
2 s, 64 MB
Submit  x92
J
standard input/output
0.25 s, 64 MB
Submit  x13
K
standard input/output
0.75 s, 64 MB
Submit  x8
L
standard input/output
0.25 s, 64 MB
Submit  x176
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer
2015-08-22 13:48:44
Problem J. Longest cheap palindrome
*****
Announcement
You need to find a subsequence, not a substring.
2015-08-22 10:36:22
Problem D. Board
*****
What should we output if it isn't possible?
It's always possible.
2015-08-22 10:17:01
Problem I. Red and yellow
*****
Can yellow circles be placed inside red circle?
No
2015-08-22 09:27:34
Problem B. Yet another vector problem
*****
What should we output if p equals 0?
0
2015-08-22 09:24:40
Problem B. Yet another vector problem
*****
Announcement
The array is described in one line (n numbers). The p and q are switched (as some of you have noticed). Firstly q is given, then p.