cf
/
mirror
Problemset
Contests
Favorites
Profile
Tools
Settings
Problemset
Contests
Favorites
Profile
Complexity
Stress
Graph
Templates
Crawler
Bipartite Array
☆
save
CF
1620F
2800
· international gm
2s
256 MB
⌨ stdin/stdout
#dp
#greedy
hide
Examples
Sample 1
of 1
Input
copy
4
3
1 2 3
6
1 3 2 6 5 4
4
4 1 3 2
8
3 2 1 6 7 8 5 4
Output
copy
YES
1 2 3
NO
YES
-4 -1 -3 -2
YES
-3 -2 1 6 7 -8 -5 -4
58%
1620F.cpp
GNU C++20 (64)
GNU C11
Python 3
PyPy 3
Java 21
Rust
Go
C#
JavaScript
Ruby
Pascal
Haskell
Kotlin · no run
loading editor…
Ln
11
·
137 B
GNU C++20 (64)
⟲ Reset
Run samples
Submit
▸
Custom test
run your code against any stdin
▸
Stress test
run a brute + generator against your solution to find a failing case
▸
Editorial & videos
official tutorial + youtube — hidden while contest is live