Problems
 
 
# Name    
A
standard input/output
1 s, 256 MB
Submit  x18670
B
standard input/output
1 s, 256 MB
Submit  x8545
C
standard input/output
2 s, 256 MB
Submit  x11117
D
standard input/output
2 s, 256 MB
Submit  x3313
E
standard input/output
2 s, 256 MB
Submit  x837
F
standard input/output
2 s, 256 MB
Submit  x112
G1
standard input/output
5 s, 256 MB
Submit  x230
G2
standard input/output
5 s, 256 MB
Submit  x106
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer
2025-09-24 17:11:51
Announcement
General announcement
*****
There is currently a technical problem with the judging, we are resolving the issue. We expect that in around 5 minutes, the submissions will start being judged again.

The contest will be extended by 15 minutes, and it can be extended again in case of recovery taking longer time.
2025-09-24 15:18:10
Announcement
Problem F. Attraction Theory
*****
Note that the chosen values of x must be integers.
2025-09-24 15:01:09
Announcement
Problem E. Limited Edition Shop
*****
The phrase "buys her or his favourite object still in the shop" should be read as "buys her or his *most* favourite object still in the shop", that is, the first available object from the preference list.