Problems
 
 
# Name    
A
standard input/output
1 s, 256 MB
Submit  x52653
B
standard input/output
1 s, 256 MB
Submit  x40186
C
standard input/output
3 s, 256 MB
Submit  x9689
D
standard input/output
4 s, 512 MB
Submit  x2952
E
standard input/output
3 s, 256 MB
Submit  x419
F
standard input/output
3 s, 256 MB
Submit  x67
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer
2023-05-28 18:05:39
Announcement
Problem C. Copil Copac Draws Trees
*****
When considering step 1, both node u_i can be drawn if v_i is already drawn, and node v_i can be drawn from u_i.