Problems
 
 
# Name    
A
standard input/output
1 s, 256 MB
Submit  x24728
B
standard input/output
2 s, 256 MB
Submit  x33641
C
standard input/output
1 s, 256 MB
Submit  x17999
D
standard input/output
3 s, 512 MB
Submit  x4954
E
standard input/output
1 s, 256 MB
Submit  x704
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer
2021-04-19 18:05:50
Announcement
Problem E. Baby Ehab's Hyper Apartment
*****
Question of the second type answers if there's a direct passage (not a path) from x to one of rooms s1, s2, ... sk
2021-04-19 17:04:36
Announcement
Problem B. AND 0, Sum Big
*****
The elements of an array don't have to be distinct.