Enter
|
Register
Home
Top
Catalog
Contests
Gym
Problemset
Groups
Rating
Edu
API
Calendar
Help
→ Pay attention
Contest is running
2023 Post World Finals Online ICPC Challenge powered by Huawei
9 days
Register now »
→ Filter Problems
Difficulty:
—
math
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
1169A
Circle Metro
implementation
,
math
900
x11673
11A
Increasing Sequence
constructive algorithms
,
implementation
,
math
900
x12429
697A
Pineapple Incident
implementation
,
math
900
x12582
554A
Kyoya and Photobooks
brute force
,
math
,
strings
900
x12722
1163A
Eating Soup
greedy
,
math
900
x12748
1197A
DIY Wooden Ladder
greedy
,
math
,
sortings
900
x13382
914A
Perfect Squares
brute force
,
implementation
,
math
900
x13803
591A
Wizards' Duel
implementation
,
math
900
x13898
1106C
Lunar New Year and Number Division
greedy
,
implementation
,
math
,
sortings
900
x14285
1282A
Temporarily unavailable
implementation
,
math
900
x14510
1187A
Stickers and Toys
math
900
x14527
1110A
Parity
math
900
x14554
84A
Toy Army
math
,
number theory
900
x14574
1016A
Death Note
greedy
,
implementation
,
math
900
x14672
1445B
Elimination
greedy
,
math
900
x15052
1764B
Doremy's Perfect Math Class
math
,
number theory
900
x15267
1823B
Sort with Step
brute force
,
math
,
sortings
900
x15324
1225A
Forgetting Things
math
900
x15516
1610A
Anti Light's Cell Guessing
math
900
x15799
1584C
Two Arrays
greedy
,
math
,
sortings
900
x15964
1900B
Laura and Operations
dp
,
math
900
x15989
496A
Minimum Difficulty
brute force
,
implementation
,
math
900
x16103
1848A
Vika and Her Friends
games
,
math
900
x16227
1208A
XORinacci
math
900
x16291
1668B
Social Distance
greedy
,
math
,
sortings
900
x16326
1951A
Dual Trigger
constructive algorithms
,
greedy
,
math
900
x16387
670A
Holidays
brute force
,
constructive algorithms
,
greedy
,
math
900
x16418
1351B
Square?
brute force
,
implementation
,
math
900
x16452
1248B
Grow The Tree
greedy
,
math
,
sortings
900
x16469
1777B
Emordnilap
combinatorics
,
greedy
,
math
900
x16588
1279A
New Year Garland
math
900
x16609
1609A
Divide and Multiply
greedy
,
implementation
,
math
,
number theory
900
x16675
1427A
Avoiding Zero
math
,
sortings
900
x16833
1047B
Cover Points
geometry
,
math
900
x16893
1113A
Sasha and His Trip
dp
,
greedy
,
math
900
x16985
1204B
Mislove Has Lost an Array
greedy
,
math
900
x17169
1440B
Sum of Medians
greedy
,
math
900
x17398
1735B
Tea with Tangerines
greedy
,
math
900
x17717
1175A
From Hero to Zero
implementation
,
math
900
x17798
1183B
Equalize Prices
math
900
x18119
1582B
Luntik and Subsequences
combinatorics
,
math
900
x18838
1291A
Even But Not Even
greedy
,
math
,
strings
900
x19048
1733B
Rule of League
constructive algorithms
,
math
900
x19288
1794B
Not Dividing
constructive algorithms
,
greedy
,
math
900
x19499
1945B
Fireworks
math
,
number theory
900
x19641
1726A
Mainak and Array
greedy
,
math
900
x19878
1272A
Three Friends
brute force
,
greedy
,
math
,
sortings
900
x20045
1436B
Prime Square
constructive algorithms
,
math
900
x20216
1954A
Painting the Ribbon
constructive algorithms
,
greedy
,
math
900
x20265
1430A
Number of Apartments
brute force
,
constructive algorithms
,
math
900
x20461
913A
Modular Exponentiation
implementation
,
math
900
x20603
1828B
Permutation Swap
math
,
number theory
900
x20657
1845B
Come Together
geometry
,
implementation
,
math
900
x20883
1406A
Subset Mex
greedy
,
implementation
,
math
900
x20955
1283B
Candies Division
math
900
x21230
1720A
Burenka Plays with Fractions
math
,
number theory
900
x21758
1679A
AvtoBus
brute force
,
greedy
,
math
,
number theory
900
x21888
1768B
Quick Sort
greedy
,
math
900
x22035
1771A
Hossam and Combinatorics
combinatorics
,
math
,
sortings
900
x22054
1617B
GCD Problem
brute force
,
constructive algorithms
,
math
,
number theory
900
x22420
1543B
Customising the Track
combinatorics
,
greedy
,
math
900
x22664
1420A
Cubes Sorting
math
,
sortings
900
x22840
1779B
MKnez's ConstructiveForces Task
constructive algorithms
,
math
900
x23017
1856B
Good Arrays
implementation
,
math
900
x23140
1354A
Alarm Clock
math
900
x23240
1238A
Prime Subtraction
math
,
number theory
900
x23271
1213A
Chips Moving
math
900
x23503
1326B
Maximums
implementation
,
math
900
x23518
1881B
Three Threadlets
math
900
x23662
1855B
Longest Divisors Interval
brute force
,
combinatorics
,
greedy
,
math
,
number theory
900
x23800
1467A
Wizard of Orz
constructive algorithms
,
greedy
,
math
900
x23862
1613A
Long Comparison
implementation
,
math
900
x23963
1471A
Strange Partition
greedy
,
math
,
number theory
900
x24542
1607B
Odd Grasshopper
math
900
x24594
598A
Tricky Sum
math
900
x24879
1593B
Make it Divisible by 25
dfs and similar
,
dp
,
greedy
,
math
,
math
900
x25213
1350A
Orac and Factors
math
900
x25570
1543A
Exciting Bets
greedy
,
math
,
number theory
900
x26416
1650B
DIV + MOD
math
900
x26841
1401A
Distance and Axis
constructive algorithms
,
math
900
x26893
1555A
PizzaForces
brute force
,
math
900
x27288
1921C
Sending Messages
greedy
,
math
900
x27299
1537B
Bad Boy
constructive algorithms
,
greedy
,
math
900
x28012
1341A
Nastya and Rice
math
900
x28346
1878C
Vasilije in Cacak
math
900
x28474
1714A
Everyone Loves to Sleep
implementation
,
math
900
x28529
1559A
Mocha and Math
bitmasks
,
constructive algorithms
,
math
900
x28598
1296B
Food Buying
math
900
x29373
1535B
Array Reodering
brute force
,
greedy
,
math
,
number theory
,
sortings
900
x29616
1339A
Filling Diamonds
brute force
,
dp
,
implementation
,
math
900
x31112
1462C
Unique Number
brute force
,
greedy
,
math
900
x31273
1337B
Kana and Dragon Quest game
greedy
,
implementation
,
math
900
x33085
1624B
Make AP
implementation
,
math
900
x34268
460A
Vasya and Socks
brute force
,
implementation
,
math
900
x44311
1374B
Multiply by 2, divide by 6
math
900
x45906
1343A
Candies
brute force
,
math
900
x46309
1475B
New Year's Number
brute force
,
dp
,
math
900
x46464
1475A
Odd Divisor
math
,
number theory
900
x55302
318A
Even Odds
math
900
x106362
1769A
Узкая дорога
*special problem
,
math
800
x1898
←
1
2
...
22
23
24
25
26
27
28
→
User lists
Name