Enter
|
Register
Home
Top
Catalog
Contests
Gym
Problemset
Groups
Rating
Edu
API
Calendar
Help
→ Pay attention
Before contest
2024-2025 ICPC, NERC, Southern and Volga Russian Regional Contest (Unrated, Online Mirror, ICPC Rules, Preferably Teams)
32:24:33
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
392B
Tower of Hanoi
dp
x946
392A
Blocked Points
math
x975
391F3
Stock Trading
x107
391F2
Stock Trading
greedy
x108
391F1
Stock Trading
dp
x182
391E2
Three Trees
x160
391E1
Three Trees
x119
391D2
Supercollider
data structures
x198
391D1
Supercollider
brute force
x214
391C3
The Tournament
x171
391C2
The Tournament
greedy
x138
391C1
The Tournament
brute force
x189
391B
Word Folding
brute force
x392
391A
Genetic Engineering
implementation
,
two pointers
x1722
390E
Inna and Large Sweet Matrix
x261
390D
Inna and Sweet Matrix
constructive algorithms
x516
390C
Inna and Candy Boxes
data structures
x628
390B
Inna, Dima and Song
implementation
x1179
390A
Inna and Alarm Clock
implementation
x3573
389B
Fox and Cross
greedy
,
implementation
1100
x6933
389A
Fox and Number Game
greedy
,
math
1000
x14088
388E
Fox and Meteor Shower
geometry
3100
x122
388D
Fox and Perfect Sets
math
2700
x443
388C
Fox and Card Game
games
,
greedy
,
sortings
2000
x3418
388B
Fox and Minimal path
bitmasks
,
constructive algorithms
,
graphs
,
implementation
,
math
1900
x2481
388A
Fox and Box Accumulation
greedy
,
sortings
1400
x11501
387E
George and Cards
binary search
,
data structures
2200
x889
387D
George and Interesting Graph
graph matchings
2200
x1018
387C
George and Number
greedy
,
implementation
1700
x2187
387B
George and Round
brute force
,
greedy
,
two pointers
1200
x12269
387A
George and Sleep
implementation
900
x9702
386D
Game with Points
dp
,
graphs
,
implementation
,
shortest paths
2100
x443
386C
Diverse Substrings
dp
,
strings
,
two pointers
2000
x802
386B
Fly, freebies, fly!
binary search
,
brute force
,
implementation
1400
x2186
386A
Second-Price Auction
implementation
800
x6437
385E
Bear in the Field
math
,
matrices
2300
x590
385D
Bear and Floodlight
bitmasks
,
dp
,
geometry
2200
x811
385C
Bear and Prime Numbers
binary search
,
brute force
,
data structures
,
dp
,
implementation
,
math
,
number theory
1700
x9702
385B
Bear and Strings
brute force
,
greedy
,
implementation
,
math
,
strings
1200
x9961
385A
Bear and Raspberry
brute force
,
greedy
,
implementation
1000
x16515
384B
Multitasking
greedy
,
implementation
,
sortings
,
two pointers
1500
x3545
384A
Coder
implementation
800
x16326
383E
Vowels
combinatorics
,
divide and conquer
,
dp
2700
x3135
383D
Antimatter
dp
2300
x3032
383C
Propagating tree
data structures
,
dfs and similar
,
trees
2000
x6516
383B
Volcanoes
binary search
,
implementation
,
sortings
,
two pointers
2500
x697
383A
Milking cows
data structures
,
greedy
1600
x5296
382E
Ksenia and Combinatorics
combinatorics
,
dp
2600
x382
382D
Ksenia and Pawns
dfs and similar
,
graphs
,
implementation
,
trees
2200
x678
382C
Arithmetic Progression
implementation
,
sortings
1700
x8312
382B
Number Busters
binary search
,
math
2000
x1412
382A
Ksenia and Pan Scales
greedy
,
implementation
1100
x12449
381B
Sereja and Stairs
greedy
,
implementation
,
sortings
1100
x6804
381A
Sereja and Dima
greedy
,
implementation
,
two pointers
800
x67070
380E
Sereja and Dividing
data structures
2600
x305
380D
Sereja and Cinema
combinatorics
,
math
2500
x468
380C
Sereja and Brackets
data structures
,
schedules
2000
x15230
380B
Sereja and Tree
graphs
,
implementation
2400
x537
380A
Sereja and Prefixes
binary search
,
brute force
1600
x2684
379G
New Year Cactus
dp
3100
x142
379F
New Year Tree
data structures
,
divide and conquer
,
trees
2400
x2323
379E
New Year Tree Decorations
geometry
,
schedules
,
sortings
2500
x340
379D
New Year Letter
bitmasks
,
brute force
,
dp
2000
x1564
379C
New Year Ratings Change
greedy
,
sortings
1400
x6564
379B
New Year Present
constructive algorithms
,
implementation
1200
x7265
379A
New Year Candles
implementation
1000
x46600
378B
Semifinals
implementation
,
sortings
1300
x5250
378A
Playing with Dice
brute force
800
x24098
377E
Cookie Clicker
dp
,
geometry
2800
x464
377D
Developing Game
data structures
2400
x1165
377C
Captains Mode
bitmasks
,
dp
,
games
2200
x1149
377B
Preparing for the Contest
binary search
,
data structures
,
greedy
,
sortings
1900
x2107
377A
Maze
dfs and similar
1600
x22655
376B
I.O.U.
implementation
1300
x6408
376A
Lever
implementation
,
math
900
x9353
375E
Red and Black Tree
dp
,
implementation
,
math
3000
x411
375D
Tree and Queries
data structures
,
dfs and similar
,
trees
2400
x6907
375C
Circling Round Treasures
bitmasks
,
shortest paths
2600
x567
375B
Maximum Submatrix 2
data structures
,
dp
,
implementation
,
sortings
1600
x5076
375A
Divisible by Seven
math
,
number theory
1600
x4857
374E
Inna and Babies
binary search
,
data structures
,
dsu
,
geometry
,
implementation
2600
x186
374D
Inna and Sequence
binary search
,
data structures
,
dp
,
trees
2000
x885
374C
Inna and Dima
dfs and similar
,
dp
,
graphs
,
implementation
1900
x2754
374B
Inna and Nine
combinatorics
,
greedy
1500
x3325
374A
Inna and Pink Pony
greedy
,
implementation
2000
x2938
373B
Making Sequences is Fun
binary search
,
implementation
,
math
1600
x2484
373A
Collecting Beats is Fun
implementation
900
x10718
372E
Drawing Circles is Fun
combinatorics
,
geometry
3000
x174
372D
Choosing Subtree is Fun
binary search
,
data structures
,
dfs and similar
,
trees
,
two pointers
2600
x989
372C
Watching Fireworks is Fun
data structures
,
dp
,
math
2100
x4168
372B
Counting Rectangles is Fun
brute force
,
divide and conquer
,
dp
1900
x2627
372A
Counting Kangaroos is Fun
binary search
,
greedy
,
sortings
,
two pointers
1600
x13117
371E
Subway Innovation
greedy
,
math
,
two pointers
2000
x1306
371D
Vessels
data structures
,
dsu
,
implementation
,
trees
1800
x5693
371C
Hamburgers
binary search
,
brute force
1600
x26749
371B
Fox Dividing Cheese
math
,
number theory
1300
x11458
371A
K-Periodic Array
greedy
,
implementation
,
math
1000
x6119
370E
Summer Reading
dp
,
greedy
2500
x295
370D
Broken Monitor
brute force
,
constructive algorithms
,
greedy
,
implementation
2100
x634
370C
Mittens
constructive algorithms
,
greedy
,
sortings
1800
x1580
←
1
2
...
81
82
83
84
85
...
99
100
→
User lists
Name