Problems
 
 
# Name    
A1
standard input/output
15 s, 256 MB
Submit  x162
A2
standard input/output
2 s, 256 MB
Submit  x140
B
standard input/output
2 s, 256 MB
Submit  x211
C
standard input/output
2 s, 256 MB
Submit  x59
D
standard input/output
2 s, 256 MB
Submit  x65
E
standard input/output
2 s, 256 MB
Submit  x26
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer
2020-07-16 17:20:43
Problem C. Song Optimization
*****
Announcement
The explanation for sample 1 is wrong. The optimal sequence should be 1, 2, 3, 2, 2, not 1, 2, 3, 1, 1. The statement will be updated.