Problems
 
 
# Name    
A
standard input/output
1 s, 256 MB
Submit  x1229
B
standard input/output
3 s, 256 MB
Submit  x794
C
standard input/output
5 s, 256 MB
Submit  x583
D
standard input/output
4 s, 256 MB
Submit  x416
E
standard input/output
4 s, 256 MB
Submit  x293
F
standard input/output
10 s, 256 MB
Submit  x175
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer
2020-08-29 17:42:50
Problem D. Cycle Free Flow
*****
What is  the range of q ??
1 <= q <= 3*10^5
2020-08-19 19:06:29
Problem E. Filthy Rich Trees
*****
Is it guaranteed that subtree products fit within double or long double type?
No guarantees that the subtree products will be small. They are allowed to be much much larger than the biggest possible long double.