Toggle navigation
Discord
YouTube
Facebook
Instagram
english
english
українська
Algotester 4.5
Build 601
2025-03-31
Log In
Contact Us
College
Sponsors
Donate
Sources
Python 3
1
2
n
,
k
=
[
int
(
i
)
for
i
in
input
(
)
.
split
(
)]
mod
=
1000000007
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
