Enter
|
Register
Home
Top
Catalog
Contests
Gym
Problemset
Groups
Rating
Edu
API
Calendar
Help
→ Pay attention
Before contest
CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)
4 days
Register now »
*has extra registration
→ 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
1769C2
Подкрутка II
*special problem
,
dp
1300
x916
1769C1
Подкрутка I
*special problem
,
brute force
,
dp
,
greedy
1200
x932
1297A
Likes Display
*special problem
,
implementation
x933
656D
Rosetta Problem
*special problem
2100
x941
523B
Mean Requests
*special problem
,
implementation
1500
x941
1812F
Factorization
*special problem
,
number theory
x958
159E
Zebra Tower
*special problem
,
data structures
,
greedy
,
sortings
1700
x989
64B
Expression
*special problem
,
expression parsing
1500
x999
784F
Crunching Numbers Just for You
*special problem
,
implementation
1900
x1000
1958A
1-3-5
*special problem
,
dp
1100
x1001
1431B
Polycarp and the Language of Gods
*special problem
,
implementation
,
two pointers
1400
x1001
1001A
Generate plus state or minus state
*special problem
1100
x1003
1192B
Dynamic Diameter
*special problem
,
data structures
,
dfs and similar
,
divide and conquer
,
trees
x1006
171C
A Piece of Cake
*special problem
,
implementation
2000
x1053
1170B
Bad Days
*special problem
,
implementation
x1063
1533A
Travel to Bertown
*special problem
,
implementation
,
math
x1065
1531B1
Мониторинг
*special problem
,
*special problem
x1087
172C
Bus
*special problem
,
implementation
,
sortings
1500
x1129
1532A
A+B (Trial Problem)
*special problem
x1132
929C
Красивая команда
*special problem
,
combinatorics
,
math
1700
x1141
1402A
Fancy Fence
*special problem
,
data structures
,
dsu
,
implementation
,
math
,
sortings
1800
x1143
1346B
Boot Camp
*special problem
,
greedy
1400
x1183
1331E
Jordan Smiley
*special problem
,
dfs and similar
,
geometry
,
implementation
x1200
1812C
Digits
*special problem
x1226
171F
ucyhf
*special problem
,
brute force
,
implementation
,
number theory
1600
x1249
1571A
Sequence of Comparisons
*special problem
800
x1254
774K
Stepan and Vowels
*special problem
,
implementation
,
strings
1600
x1256
1663H
Cross-Language Program
*special problem
,
constructive algorithms
x1264
291E
Tree-String Problem
*special problem
,
dfs and similar
,
hashing
,
strings
2000
x1276
1211A
Three Problems
*special problem
,
implementation
1000
x1279
1769B1
Копирование файлов I
*special problem
,
brute force
,
implementation
,
math
1000
x1316
1387B1
Village (Minimum)
*special problem
,
dp
,
greedy
,
trees
2100
x1327
409B
Mysterious Language
*special problem
1700
x1342
1488A
From Zero To Y
*special problem
,
math
900
x1343
172D
Calendar Reform
*special problem
,
number theory
1500
x1382
1663D
Is it rated - 3
*special problem
,
combinatorics
,
dp
,
math
x1387
171E
MYSTERIOUS LANGUAGE
*special problem
2000
x1403
1170A
Three Integers Again
*special problem
,
math
x1439
1531A
Зингер | color
*special problem
,
implementation
x1443
158E
Phone Talks
*special problem
,
dp
,
sortings
1900
x1449
291D
Parallel Programming
*special problem
,
greedy
1600
x1467
1505F
Math
*special problem
,
math
2200
x1472
638C
Road Improvement
*special problem
,
dfs and similar
,
graphs
,
greedy
,
trees
1800
x1494
290C
WTF?
*special problem
,
graph matchings
,
implementation
,
trees
1700
x1518
130A
Hexagonal numbers
*special problem
,
implementation
900
x1523
770D
Draw Brackets!
*special problem
,
implementation
1400
x1568
1910A
Username
*special problem
,
implementation
1100
x1611
656B
Scrambled
*special problem
,
implementation
1700
x1630
291C
Network Mask
*special problem
,
bitmasks
,
brute force
,
implementation
1600
x1665
409D
Big Data
*special problem
1700
x1695
1505E
Cakewalk
*special problem
,
greedy
,
implementation
,
shortest paths
1800
x1725
290D
Orange
*special problem
,
implementation
1400
x1784
1431A
Selling Hamburgers
*special problem
800
x1792
1057B
DDoS
*special problem
,
brute force
1400
x1795
784E
Twisted Circuit
*special problem
,
brute force
,
implementation
2000
x1885
1769A
Узкая дорога
*special problem
,
math
800
x1905
774D
Lie or Truth
*special problem
,
constructive algorithms
,
implementation
,
sortings
1500
x1906
638B
Making Genome in Berland
*special problem
,
dfs and similar
,
strings
1500
x1932
409C
Magnum Opus
*special problem
1700
x1945
1346A
Color Revolution
*special problem
,
math
1000
x1948
637D
Running with Obstacles
*special problem
,
data structures
,
dp
,
greedy
1600
x1953
929B
Места в самолёте
*special problem
,
implementation
1300
x2037
409F
000001
*special problem
1900
x2043
72G
Fibonacci army
*special problem
,
dp
1000
x2054
769C
Cycle In Maze
*special problem
,
dfs and similar
,
graphs
,
greedy
,
shortest paths
1700
x2118
769D
k-Interesting Pairs Of Integers
*special problem
,
bitmasks
,
brute force
,
meet-in-the-middle
1700
x2214
523D
Statistics of Recompressing Videos
*special problem
,
data structures
,
implementation
1600
x2245
290B
QR code
*special problem
,
implementation
1500
x2404
637C
Promocodes with Mistakes
*special problem
,
brute force
,
constructive algorithms
,
implementation
1400
x2409
409A
The Great Game
*special problem
1700
x2435
159A
Friends or Not
*special problem
,
greedy
,
implementation
1400
x2456
523C
Name Quest
*special problem
,
greedy
1400
x2466
929A
Прокат велосипедов
*special problem
,
greedy
,
implementation
1400
x2491
928B
Chat
*special problem
,
dp
1400
x2507
171D
Broken checker
*special problem
,
brute force
1300
x2518
770C
Online Courses In BSU
*special problem
,
dfs and similar
,
graphs
,
implementation
1500
x2537
523A
Rotate, Flip and Zoom
*special problem
,
implementation
1200
x2582
644B
Processing Queries
*special problem
,
constructive algorithms
,
data structures
,
two pointers
1700
x2607
172B
Pseudorandom Sequence Period
*special problem
,
implementation
,
number theory
1200
x2691
64A
Factorial
*special problem
,
implementation
1300
x2710
770B
Maximize Sum of Digits
*special problem
,
implementation
,
math
1300
x2734
159C
String Manipulation 1.0
*special problem
,
binary search
,
brute force
,
data structures
,
strings
1400
x2921
290A
Mysterious strings
*special problem
,
implementation
1400
x2949
522D
Closest Equals
*special problem
,
data structures
2000
x2972
291B
Command Line Arguments
*special problem
,
implementation
,
strings
1300
x3012
784A
Numbers Joke
*special problem
1700
x3124
1331C
...And after happily lived ever they
*special problem
,
bitmasks
x3135
769B
News About Credit
*special problem
,
greedy
,
two pointers
1200
x3238
928A
Login Verification
*special problem
,
strings
1200
x3338
1663B
Mike's Sequence
*special problem
,
divide and conquer
,
implementation
,
math
x3358
656A
Da Vinci Powers
*special problem
1900
x3565
159B
Matchmaker
*special problem
,
greedy
,
sortings
1100
x3681
638A
Home Numbers
*special problem
,
constructive algorithms
,
math
1100
x3760
171B
Star
*special problem
,
combinatorics
1300
x3949
1812E
Not a Geometry Problem
*special problem
,
*special problem
,
constructive algorithms
,
geometry
,
math
x3951
774C
Maximum Number
*special problem
,
constructive algorithms
,
greedy
,
implementation
1200
x4030
159D
Palindrome pairs
*special problem
,
brute force
,
dp
,
strings
1500
x4253
1812D
Trivial Conjecture
*special problem
,
constructive algorithms
,
math
,
number theory
x4342
171A
Mysterious numbers - 1
*special problem
,
constructive algorithms
1200
x4364
644A
Parliament of Berland
*special problem
,
constructive algorithms
1000
x4400
←
1
2
3
4
5
→
User lists
Name