Enter
|
Register
Home
Top
Catalog
Contests
Gym
Problemset
Groups
Rating
Edu
API
Calendar
Help
Please read
the new rule regarding the restriction on the use of AI tools
.
×
→ Pay attention
Before contest
Codeforces Round 974 (Div. 3)
00:35:10
Register now »
→ Filter Problems
Difficulty:
—
combine-tags-by-or
*combine tags by OR
2-sat
binary search
bitmasks
brute force
chinese remainder theorem
combinatorics
constructive algorithms
data structures
dfs and similar
divide and conquer
dp
dsu
expression parsing
fft
flows
games
geometry
graph matchings
graphs
greedy
hashing
implementation
interactive
math
matrices
meet-in-the-middle
number theory
probabilities
schedules
shortest paths
sortings
string suffix structures
strings
ternary search
trees
two pointers
Add tag
Main
acmsguru
|
Problems
Submit
Status
Standings
Custom test
Problems
#
Name
401A
Vanya and Cards
implementation
,
math
800
x16150
386A
Second-Price Auction
implementation
800
x6202
384A
Coder
implementation
800
x16106
381A
Sereja and Dima
greedy
,
implementation
,
two pointers
800
x64963
378A
Playing with Dice
brute force
800
x23755
363A
Soroban
implementation
800
x10716
361A
Levko and Table
constructive algorithms
,
implementation
800
x16622
344A
Magnets
implementation
800
x119073
339A
Helpful Maths
greedy
,
implementation
,
sortings
,
strings
800
x211319
330A
Cakeminator
brute force
,
implementation
800
x28351
306A
Candies
implementation
800
x6766
302A
Eugeny and Array
implementation
800
x9066
294A
Shaass and Oskols
implementation
,
math
800
x23343
291A
Spyke Talks
*special problem
,
implementation
,
sortings
800
x6074
282A
Bit++
implementation
800
x257110
281A
Word Capitalization
implementation
,
strings
800
x208937
278A
Circle Line
implementation
800
x11633
271A
Beautiful Year
brute force
800
x136278
268A
Games
brute force
800
x85621
266B
Queue at the School
constructive algorithms
,
graph matchings
,
implementation
,
shortest paths
800
x133818
266A
Stones on the Table
implementation
800
x188717
265A
Colorful Stones (Simplified Edition)
implementation
800
x36462
263A
Beautiful Matrix
implementation
800
x241081
262A
Roma and Lucky Numbers
implementation
800
x19831
255A
Greg's Workout
implementation
800
x28430
248A
Cupboards
implementation
800
x22169
245A
System Administrator
implementation
800
x8388
236A
Boy or Girl
brute force
,
implementation
,
strings
800
x207330
233A
Perfect Permutation
implementation
,
math
800
x42139
231A
Team
brute force
,
greedy
800
x320676
228A
Is your horseshoe on the other hoof?
implementation
800
x108769
214A
System of Equations
brute force
800
x35097
202A
LLPS
binary search
,
bitmasks
,
brute force
,
greedy
,
implementation
,
strings
800
x16685
200B
Drinks
implementation
,
math
800
x114801
181A
Series of Crimes
brute force
,
geometry
,
implementation
800
x7028
177A2
Good Matrix Elements
implementation
800
x7252
177A1
Good Matrix Elements
implementation
800
x8539
172A
Phone Code
*special problem
,
brute force
,
implementation
800
x6096
169A
Chores
sortings
800
x6920
158A
Next Round
*special problem
,
implementation
800
x246299
157A
Game Outcome
brute force
800
x7563
155A
I_love_\%username\%
brute force
800
x74722
151A
Soft Drinking
implementation
,
math
800
x71960
148A
Insomnia cure
constructive algorithms
,
implementation
,
math
800
x91805
146A
Lucky Ticket
implementation
800
x15023
144A
Arrival of the General
implementation
800
x95083
141A
Amusing Joke
implementation
,
sortings
,
strings
800
x82250
136A
Presents
implementation
800
x116366
119A
Epic Game
implementation
800
x27326
116A
Tram
implementation
800
x140195
112A
Petya and Strings
implementation
,
strings
800
x222213
110A
Nearly Lucky Number
implementation
800
x152820
104A
Blackjack
implementation
800
x15299
99A
Help Far Away Kingdom
strings
800
x6666
92A
Chips
implementation
,
math
800
x18702
80A
Panoramix's Prediction
brute force
800
x53007
78A
Haiku
implementation
,
strings
800
x12405
71A
Way Too Long Words
strings
800
x378366
61A
Ultra-Fast Mathematician
implementation
800
x109600
59A
Word
implementation
,
strings
800
x173366
50A
Domino piling
greedy
,
math
800
x243259
49A
Sleuth
implementation
800
x13370
47A
Triangular numbers
brute force
,
math
800
x14962
46A
Ball Game
brute force
,
implementation
800
x8653
41A
Translation
implementation
,
strings
800
x143766
38A
Army
implementation
800
x21046
34A
Reconnaissance 2
implementation
800
x29688
32B
Borze
expression parsing
,
implementation
800
x63040
32A
Reconnaissance
brute force
800
x12457
22A
Second Order Statistics
brute force
800
x22025
16A
Flag
implementation
800
x14240
14A
Letter
implementation
800
x10567
12A
Super Agent
implementation
800
x12995
9A
Die Roll
math
,
probabilities
800
x56072
4A
Watermelon
brute force
,
math
800
x516128
←
1
2
...
7
8
9
→
User lists
Name