Problems
 
 
# Name    
A
standard input/output
2.5 s, 256 MB
Submit  x11
B
standard input/output
1 s, 256 MB
Submit  x51
C
standard input/output
10 s, 16 MB
Submit  x33
D
standard input/output
2 s, 256 MB
Submit  x6
E
standard input/output
1 s, 256 MB
Submit  x14
F
standard input/output
1.5 s, 1024 MB
Submit  x15
G
standard input/output
1 s, 256 MB
Submit  x29
H
standard input/output
1 s, 256 MB
Submit  x12
I
standard input/output
4 s, 256 MB
Submit  x6
J
standard input/output
1 s, 256 MB
Submit  x20
K
standard input/output
2 s, 256 MB
Submit  x13
L
standard input/output
2 s, 256 MB
Submit  x1
M
standard input/output
1 s, 256 MB
Submit  x43
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer
2026-04-05 00:00:22
Problem H. Space Trip
*****
Announcement
The problem's statement has been updated to reflect its sample. It is now explicitly mentioned that 'You must always buy exactly enough fuel to get to your next station.'
2026-04-04 21:39:51
Problem A. Jupiter
*****
Announcement
Sample 2 for A was updated, an issue with the solution is being investigated