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Contest is running
Kotlin Heroes: Practice 10
10:31:27
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Before contest
Kotlin Heroes: Episode 10
11:31:28
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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
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shortest paths
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strings
ternary search
trees
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Name
712A
Memory and Crow
implementation
,
math
800
x11522
1799A
Recent Actions
data structures
,
greedy
,
implementation
,
math
800
x11360
952A
Quirky Quantifiers
math
800
x11112
1013A
Piles With Stones
math
800
x10830
1043A
Elections
implementation
,
math
800
x10704
669A
Little Artem and Presents
math
800
x10552
624A
Save Luke
math
800
x10168
899A
Splitting in Teams
constructive algorithms
,
greedy
,
math
800
x10081
747A
Display Size
brute force
,
math
800
x10039
851A
Arpa and a research in Mexican wave
implementation
,
math
800
x9500
965A
Paper Airplanes
math
800
x9352
964A
Splits
math
800
x9100
1725A
Accumulation of Dominoes
math
800
x9071
748A
Santa Claus and a Place in a Class
implementation
,
math
800
x8650
1075A
The King's Race
implementation
,
math
800
x8331
760A
Petr and a calendar
implementation
,
math
800
x7740
818A
Diplomas and Certificates
implementation
,
math
800
x6783
1769A
Узкая дорога
*special problem
,
math
800
x1898
318A
Even Odds
math
900
x106398
1475A
Odd Divisor
math
,
number theory
900
x55345
1475B
New Year's Number
brute force
,
dp
,
math
900
x46477
1343A
Candies
brute force
,
math
900
x46327
1374B
Multiply by 2, divide by 6
math
900
x45920
460A
Vasya and Socks
brute force
,
implementation
,
math
900
x44320
1624B
Make AP
implementation
,
math
900
x34294
1337B
Kana and Dragon Quest game
greedy
,
implementation
,
math
900
x33092
1462C
Unique Number
brute force
,
greedy
,
math
900
x31279
1339A
Filling Diamonds
brute force
,
dp
,
implementation
,
math
900
x31117
1535B
Array Reodering
brute force
,
greedy
,
math
,
number theory
,
sortings
900
x29624
1296B
Food Buying
math
900
x29379
1559A
Mocha and Math
bitmasks
,
constructive algorithms
,
math
900
x28610
1714A
Everyone Loves to Sleep
implementation
,
math
900
x28532
1878C
Vasilije in Cacak
math
900
x28501
1341A
Nastya and Rice
math
900
x28351
1537B
Bad Boy
constructive algorithms
,
greedy
,
math
900
x28025
1921C
Sending Messages
greedy
,
math
900
x27316
1555A
PizzaForces
brute force
,
math
900
x27292
1401A
Distance and Axis
constructive algorithms
,
math
900
x26893
1650B
DIV + MOD
math
900
x26843
1543A
Exciting Bets
greedy
,
math
,
number theory
900
x26429
1350A
Orac and Factors
math
900
x25571
1593B
Make it Divisible by 25
dfs and similar
,
dp
,
greedy
,
math
,
math
900
x25223
598A
Tricky Sum
math
900
x24886
1607B
Odd Grasshopper
math
900
x24604
1471A
Strange Partition
greedy
,
math
,
number theory
900
x24548
1613A
Long Comparison
implementation
,
math
900
x23967
1467A
Wizard of Orz
constructive algorithms
,
greedy
,
math
900
x23864
1855B
Longest Divisors Interval
brute force
,
combinatorics
,
greedy
,
math
,
number theory
900
x23818
1881B
Three Threadlets
math
900
x23678
1326B
Maximums
implementation
,
math
900
x23521
1213A
Chips Moving
math
900
x23506
1238A
Prime Subtraction
math
,
number theory
900
x23280
1354A
Alarm Clock
math
900
x23242
1856B
Good Arrays
implementation
,
math
900
x23144
1779B
MKnez's ConstructiveForces Task
constructive algorithms
,
math
900
x23018
1420A
Cubes Sorting
math
,
sortings
900
x22844
1543B
Customising the Track
combinatorics
,
greedy
,
math
900
x22670
1617B
GCD Problem
brute force
,
constructive algorithms
,
math
,
number theory
900
x22426
1771A
Hossam and Combinatorics
combinatorics
,
math
,
sortings
900
x22056
1768B
Quick Sort
greedy
,
math
900
x22038
1679A
AvtoBus
brute force
,
greedy
,
math
,
number theory
900
x21905
1720A
Burenka Plays with Fractions
math
,
number theory
900
x21763
1283B
Candies Division
math
900
x21232
1406A
Subset Mex
greedy
,
implementation
,
math
900
x20956
1845B
Come Together
geometry
,
implementation
,
math
900
x20887
1828B
Permutation Swap
math
,
number theory
900
x20674
913A
Modular Exponentiation
implementation
,
math
900
x20604
1430A
Number of Apartments
brute force
,
constructive algorithms
,
math
900
x20461
1954A
Painting the Ribbon
constructive algorithms
,
greedy
,
math
900
x20320
1436B
Prime Square
constructive algorithms
,
math
900
x20219
1272A
Three Friends
brute force
,
greedy
,
math
,
sortings
900
x20046
1726A
Mainak and Array
greedy
,
math
900
x19889
1945B
Fireworks
math
,
number theory
900
x19673
1794B
Not Dividing
constructive algorithms
,
greedy
,
math
900
x19512
1733B
Rule of League
constructive algorithms
,
math
900
x19290
1291A
Even But Not Even
greedy
,
math
,
strings
900
x19051
1582B
Luntik and Subsequences
combinatorics
,
math
900
x18850
1183B
Equalize Prices
math
900
x18121
1175A
From Hero to Zero
implementation
,
math
900
x17799
1735B
Tea with Tangerines
greedy
,
math
900
x17721
1440B
Sum of Medians
greedy
,
math
900
x17404
1204B
Mislove Has Lost an Array
greedy
,
math
900
x17170
1113A
Sasha and His Trip
dp
,
greedy
,
math
900
x16986
1047B
Cover Points
geometry
,
math
900
x16895
1427A
Avoiding Zero
math
,
sortings
900
x16834
1609A
Divide and Multiply
greedy
,
implementation
,
math
,
number theory
900
x16678
1279A
New Year Garland
math
900
x16610
1777B
Emordnilap
combinatorics
,
greedy
,
math
900
x16592
1248B
Grow The Tree
greedy
,
math
,
sortings
900
x16469
1351B
Square?
brute force
,
implementation
,
math
900
x16453
1951A
Dual Trigger
constructive algorithms
,
greedy
,
math
900
x16420
670A
Holidays
brute force
,
constructive algorithms
,
greedy
,
math
900
x16419
1668B
Social Distance
greedy
,
math
,
sortings
900
x16330
1208A
XORinacci
math
900
x16292
1848A
Vika and Her Friends
games
,
math
900
x16230
496A
Minimum Difficulty
brute force
,
implementation
,
math
900
x16105
1900B
Laura and Operations
dp
,
math
900
x16004
1584C
Two Arrays
greedy
,
math
,
sortings
900
x15968
1610A
Anti Light's Cell Guessing
math
900
x15800
1225A
Forgetting Things
math
900
x15516
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