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#
Name
165E
Compatible Numbers
bitmasks
,
brute force
,
dfs and similar
,
dp
2200
x6212
559C
Gerald and Giant Chess
combinatorics
,
dp
,
math
,
number theory
2200
x6160
628D
Magic Numbers
dp
2200
x5406
1400E
Clear the Multiset
data structures
,
divide and conquer
,
dp
,
greedy
2200
x5024
713C
Sonya and Problem Wihtout a Legend
dp
,
sortings
2300
x4797
1407D
Discrete Centrifugal Jumps
data structures
,
dp
,
graphs
2200
x4633
321E
Ciel and Gondolas
data structures
,
divide and conquer
,
dp
2600
x4541
833B
The Bakery
binary search
,
data structures
,
divide and conquer
,
dp
,
two pointers
2200
x4512
11D
A Simple Task
bitmasks
,
dp
,
graphs
2200
x4476
13C
Sequence
dp
,
sortings
2200
x4132
449D
Jzzhu and Numbers
bitmasks
,
combinatorics
,
dp
2400
x4095
10D
LCIS
dp
2800
x4062
1474D
Cleaning
data structures
,
dp
,
greedy
,
math
2200
x3875
1083E
The Fair Nut and Rectangles
data structures
,
dp
,
geometry
2400
x3823
1156D
0-1-Tree
dfs and similar
,
divide and conquer
,
dp
,
dsu
,
trees
2200
x3695
55D
Beautiful numbers
dp
,
number theory
2500
x3612
1467D
Sum of Paths
combinatorics
,
dp
,
math
2200
x3542
1316E
Team Building
bitmasks
,
dp
,
greedy
,
sortings
2300
x3493
868F
Yet Another Minimization Problem
divide and conquer
,
dp
2500
x3426
1515E
Phoenix and Computers
combinatorics
,
dp
,
math
2200
x3373
1854B
Earn or Unlock
bitmasks
,
brute force
,
dp
2200
x3354
1336C
Kaavi and Magic Spell
dp
,
strings
2200
x3335
1437E
Make It Increasing
binary search
,
constructive algorithms
,
data structures
,
dp
,
implementation
2200
x3329
1110D
Jongmah
dp
2200
x3264
311B
Cats Transport
data structures
,
dp
2400
x3228
1175E
Minimal Segment Cover
data structures
,
dfs and similar
,
divide and conquer
,
dp
,
greedy
,
implementation
,
trees
2200
x3205
1503C
Travelling Salesman Problem
binary search
,
data structures
,
dp
,
greedy
,
shortest paths
,
sortings
,
two pointers
2200
x3204
1198D
Rectangle Painting 1
dp
2300
x3109
1353F
Decreasing Heights
brute force
,
dp
2200
x3054
1699D
Almost Triple Deletions
data structures
,
dp
,
greedy
2300
x3028
708C
Centroids
data structures
,
dfs and similar
,
dp
,
graphs
,
greedy
,
trees
2300
x3012
246E
Blood Cousins Return
binary search
,
data structures
,
dfs and similar
,
dp
,
sortings
2400
x2979
1215E
Marbles
bitmasks
,
dp
2200
x2921
383D
Antimatter
dp
2300
x2894
1630C
Paint the Middle
dp
,
greedy
,
sortings
,
two pointers
2200
x2838
1486E
Paired Payment
binary search
,
brute force
,
constructive algorithms
,
dp
,
flows
,
graphs
,
shortest paths
2200
x2800
1860D
Balanced String
dp
2200
x2798
1552F
Telepanting
binary search
,
data structures
,
dp
,
sortings
2200
x2788
768D
Jon and Orbs
dp
,
math
,
probabilities
2200
x2778
383E
Vowels
combinatorics
,
divide and conquer
,
dp
2700
x2746
1238E
Keyboard Purchase
bitmasks
,
dp
2200
x2742
1858D
Trees and Segments
brute force
,
data structures
,
dp
,
greedy
,
two pointers
2200
x2712
547C
Mike and Foam
bitmasks
,
combinatorics
,
dp
,
math
,
number theory
2300
x2705
932E
Team Work
combinatorics
,
dp
,
math
2400
x2702
1373E
Sum of Digits
brute force
,
constructive algorithms
,
dp
,
greedy
2200
x2699
839D
Winter is here
combinatorics
,
dp
,
math
,
number theory
2200
x2695
613D
Kingdom and its Cities
dfs and similar
,
divide and conquer
,
dp
,
graphs
,
sortings
,
trees
2800
x2693
1203F2
Complete the Projects (hard version)
dp
,
greedy
2300
x2679
626F
Group Projects
dp
2400
x2675
785D
Anton and School - 2
combinatorics
,
dp
,
math
,
number theory
2300
x2650
1535E
Gold Transfer
binary search
,
data structures
,
dp
,
greedy
,
interactive
,
trees
2200
x2641
1253E
Antenna Coverage
data structures
,
dp
,
greedy
,
sortings
2200
x2624
675E
Trains and Statistic
data structures
,
dp
,
greedy
2300
x2615
632E
Thief in a Shop
divide and conquer
,
dp
,
fft
,
math
2400
x2581
1303E
Erase Subsequences
dp
,
strings
2200
x2568
1097D
Makoto and a Blackboard
dp
,
math
,
number theory
,
probabilities
2200
x2561
1220E
Tourism
dfs and similar
,
dp
,
dsu
,
graphs
,
greedy
,
trees
2200
x2545
543D
Road Improvement
dp
,
trees
2300
x2540
1542D
Priority Queue
combinatorics
,
dp
,
implementation
,
math
,
ternary search
2200
x2533
1228E
Another Filling the Grid
combinatorics
,
dp
,
math
2300
x2530
1182E
Product Oriented Recurrence
dp
,
math
,
matrices
,
number theory
2300
x2529
932F
Escape Through Leaf
data structures
,
dp
,
geometry
2700
x2528
1556E
Equilibrium
data structures
,
dp
,
greedy
2200
x2514
1540B
Tree Array
brute force
,
combinatorics
,
dp
,
graphs
,
math
,
probabilities
,
trees
2300
x2494
1788E
Sum Over Zero
data structures
,
dfs and similar
,
dp
2200
x2481
1557D
Ezzat and Grid
data structures
,
dp
,
greedy
2200
x2478
815C
Karen and Supermarket
brute force
,
dp
,
trees
2400
x2469
1384B2
Koa and the Beach (Hard Version)
constructive algorithms
,
dp
,
greedy
,
implementation
2200
x2460
808G
Anthem of Berland
dp
,
strings
2300
x2429
484D
Kindergarten
data structures
,
dp
,
greedy
2400
x2419
1073E
Segment Sum
bitmasks
,
combinatorics
,
dp
,
math
2300
x2404
1396C
Monster Invaders
dp
,
greedy
,
implementation
2300
x2389
1234F
Yet Another Substring Reverse
bitmasks
,
dp
2200
x2371
592D
Super M
dfs and similar
,
dp
,
graphs
,
trees
2200
x2354
1168C
And Reachability
bitmasks
,
dp
2200
x2333
1646E
Power Board
brute force
,
dp
,
math
,
number theory
2200
x2302
1371E2
Asterism (Hard Version)
binary search
,
combinatorics
,
dp
,
math
,
number theory
,
sortings
2300
x2299
1579G
Minimal Coverage
dp
2200
x2274
1070A
Find a Number
dp
,
graphs
,
number theory
,
shortest paths
2200
x2262
1498D
Bananas in a Microwave
dfs and similar
,
dp
,
graphs
,
implementation
2200
x2250
908D
New Year and Arbitrary Arrangement
dp
,
math
,
probabilities
2200
x2250
1627E
Not Escaping
data structures
,
dp
,
implementation
,
shortest paths
,
two pointers
2200
x2245
1704E
Count Seconds
brute force
,
constructive algorithms
,
dp
,
graphs
,
implementation
,
math
2200
x2227
631E
Product Sum
data structures
,
dp
,
geometry
2600
x2226
1559E
Mocha and Stars
combinatorics
,
dp
,
fft
,
math
,
number theory
2200
x2217
1870E
Another MEX Problem
bitmasks
,
brute force
,
dp
,
shortest paths
2300
x2215
1043F
Make It One
bitmasks
,
combinatorics
,
dp
,
math
,
number theory
,
shortest paths
2500
x2190
1614D2
Divan and Kostomuksha (hard version)
dp
,
number theory
2300
x2187
1428F
Fruit Sequences
binary search
,
data structures
,
divide and conquer
,
dp
,
two pointers
2400
x2167
1107E
Vasya and Binary String
dp
2400
x2154
1946E
Girl Permutation
combinatorics
,
dp
,
math
,
number theory
2200
x2121
679B
Bear and Tower of Cubes
binary search
,
dp
,
greedy
2200
x2113
1208F
Bits And Pieces
bitmasks
,
dfs and similar
,
dp
,
greedy
2600
x2109
1251E1
Voting (Easy Version)
data structures
,
dp
,
greedy
2300
x2104
427D
Match & Catch
dp
,
string suffix structures
,
strings
2200
x2103
1249F
Maximum Weight Subset
dp
,
trees
2200
x2098
1527E
Partition Game
binary search
,
data structures
,
divide and conquer
,
dp
2500
x2094
1695D1
Tree Queries (Easy Version)
brute force
,
constructive algorithms
,
dfs and similar
,
dp
,
greedy
,
trees
2200
x2093
1523D
Love-Hate
bitmasks
,
brute force
,
dp
,
probabilities
2400
x2085
1832E
Combinatorics Problem
brute force
,
combinatorics
,
dp
2200
x2061
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