Enter
|
Register
Home
Top
Catalog
Contests
Gym
Problemset
Groups
Rating
Edu
API
Calendar
Help
→ Pay attention
Before contest
2023 Post World Finals Online ICPC Challenge powered by Huawei
35:15:28
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
1744B
Even-Odd Increments
implementation
,
math
800
x22780
1744A
Number Replacement
greedy
,
implementation
800
x26338
1743B
Permutation Value
constructive algorithms
,
greedy
800
x21925
1743A
Password
brute force
,
combinatorics
,
implementation
,
math
800
x26067
1742B
Increasing
greedy
,
implementation
,
sortings
800
x44309
1742A
Sum
implementation
800
x64480
1741B
Funny Permutation
constructive algorithms
,
math
800
x24774
1741A
Compare T-Shirt Sizes
implementation
,
implementation
,
strings
800
x29792
1740B
Jumbo Extra Cheese 2
geometry
,
greedy
,
sortings
800
x13534
1740A
Factorise N+M
constructive algorithms
,
number theory
800
x19587
1739A
Immobile Knight
implementation
800
x22295
1738A
Glory Addicts
greedy
,
implementation
,
sortings
800
x13324
1736A
Make A Equal to B
brute force
,
greedy
,
sortings
800
x22414
1735A
Working Week
constructive algorithms
,
greedy
,
math
800
x19878
1734B
Bright, Nice, Brilliant
constructive algorithms
800
x15569
1734A
Select Three Sticks
brute force
,
greedy
,
sortings
800
x20723
1733A
Consecutive Sum
greedy
,
sortings
800
x20651
1731A
Joey Takes Money
greedy
,
math
800
x22112
1730A
Planets
data structures
,
greedy
,
sortings
800
x22505
1729B
Decode String
greedy
,
strings
800
x29356
1729A
Two Elevators
math
800
x38883
1728B
Best Permutation
constructive algorithms
,
greedy
800
x19914
1728A
Colored Balls: Revisited
brute force
,
greedy
,
implementation
,
sortings
800
x24350
1725A
Accumulation of Dominoes
math
800
x9062
1722C
Word Game
data structures
,
implementation
800
x29380
1722B
Colourblindness
implementation
800
x43125
1722A
Spell Check
implementation
800
x46759
1721A
Image
greedy
,
implementation
800
x26585
1720B
Interesting Sum
brute force
,
data structures
,
greedy
,
math
,
sortings
800
x20748
1719B
Mathematical Circus
constructive algorithms
,
math
800
x18287
1719A
Chip Game
games
,
math
800
x24995
1717A
Madoka and Strange Thoughts
math
,
number theory
800
x19121
1716B
Permutation Chain
constructive algorithms
,
math
800
x21188
1716A
2-3 Moves
greedy
,
math
800
x31382
1715A
Crossmarket
constructive algorithms
,
greedy
,
math
800
x23175
1714C
Minimum Varied Number
greedy
800
x29938
1714B
Remove Prefix
data structures
,
greedy
,
implementation
800
x29315
1713A
Traveling Salesman Problem
geometry
,
greedy
,
implementation
800
x21652
1712B
Woeful Permutation
constructive algorithms
,
greedy
,
number theory
800
x21228
1712A
Wonderful Permutation
greedy
,
implementation
800
x23725
1711A
Perfect Permutation
constructive algorithms
800
x24800
1709A
Three Doors
brute force
,
greedy
,
implementation
,
math
800
x28997
1708A
Difference Operations
greedy
,
math
800
x21472
1706A
Another String Minimization Problem
2-sat
,
constructive algorithms
,
greedy
,
string suffix structures
,
strings
800
x22552
1705A
Mark the Photographer
greedy
,
sortings
800
x24802
1704A
Two 0-1 Sequences
constructive algorithms
,
greedy
800
x15784
1703C
Cypher
brute force
,
implementation
,
strings
800
x34080
1703B
ICPC Balloons
data structures
,
implementation
800
x45248
1703A
YES or YES?
brute force
,
implementation
,
strings
800
x62453
1702B
Polycarp Writes a String from Memory
greedy
800
x26897
1702A
Round Down the Price
constructive algorithms
800
x33398
1701B
Permutation
greedy
800
x19949
1701A
Grass Field
implementation
800
x25836
1700A
Optimal Path
constructive algorithms
,
greedy
,
math
800
x22536
1699A
The Third Three Number Problem
constructive algorithms
,
math
800
x23630
1698B
Rising Sand
constructive algorithms
,
greedy
,
implementation
800
x20641
1698A
XOR Mixup
bitmasks
,
brute force
800
x27824
1697A
Parkway Walk
greedy
,
implementation
800
x25394
1696A
NIT orz!
bitmasks
,
greedy
800
x18131
1695A
Subrectangle Guess
games
800
x16105
1694A
Creep
greedy
,
implementation
800
x22112
1692C
Where's the Bishop?
implementation
800
x32419
1692B
All Distinct
greedy
,
sortings
800
x32718
1692A
Marathon
implementation
800
x59753
1691A
Beat The Odds
brute force
,
greedy
,
math
800
x29830
1690C
Restoring the Duration of Tasks
data structures
,
greedy
,
implementation
800
x25386
1690B
Array Decrements
greedy
,
implementation
800
x24670
1690A
Print a Pedestal (Codeforces logo?)
constructive algorithms
,
greedy
800
x32505
1689A
Lex String
brute force
,
greedy
,
implementation
,
sortings
,
two pointers
800
x16375
1688B
Patchouli's Magical Talisman
bitmasks
,
constructive algorithms
,
greedy
,
sortings
800
x17848
1688A
Cirno's Perfect Bitmasks Classroom
bitmasks
,
brute force
800
x20756
1686B
Odd Subarrays
dp
,
greedy
800
x17894
1686A
Everything Everywhere All But One
greedy
800
x20175
1684B
Z mod X = C
constructive algorithms
,
math
800
x20595
1684A
Digit Minimization
constructive algorithms
,
games
,
math
,
strings
800
x23463
1682A
Palindromic Indices
greedy
,
strings
800
x19014
1681B
Card Trick
implementation
,
math
800
x19824
1681A
Game with Cards
games
,
greedy
800
x20710
1680B
Robots
implementation
800
x18062
1680A
Minimums and Maximums
brute force
,
math
800
x21015
1678B1
Tokitsukaze and Good 01-String (easy version)
implementation
800
x15675
1678A
Tokitsukaze and All Zero Sequence
implementation
800
x17914
1676C
Most Similar Words
brute force
,
greedy
,
implementation
,
implementation
,
math
,
strings
800
x28764
1676B
Equal Candies
greedy
,
math
,
sortings
800
x45083
1676A
Lucky?
implementation
800
x57898
1675A
Food for Animals
greedy
,
math
800
x31488
1674B
Dictionary
combinatorics
,
math
800
x25597
1674A
Number Transformation
constructive algorithms
,
math
800
x25651
1673A
Subtle Substring Subtraction
games
,
greedy
,
strings
800
x18213
1672B
I love AAAB
constructive algorithms
,
implementation
800
x15558
1672A
Log Chopping
games
,
implementation
,
math
800
x15837
1671A
String Building
implementation
800
x20159
1670A
Prof. Slim
greedy
,
implementation
,
sortings
800
x15231
1669C
Odd/Even Increments
greedy
,
greedy
,
implementation
,
math
800
x32830
1669B
Triple
implementation
,
sortings
800
x39814
1669A
Division?
implementation
800
x57005
1668A
Direction Change
implementation
,
math
800
x16147
1665A
GCD vs LCM
constructive algorithms
,
math
800
x22922
1661A
Array Balancing
greedy
,
math
800
x18189
1660B
Vlad and Candies
math
800
x27482
←
1
2
3
4
5
...
8
9
→
User lists
Name