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#
Name
1536A
Omkar and Bad Story
brute force
,
constructive algorithms
800
x20048
1535A
Fair Playoff
brute force
,
implementation
800
x46569
1534A
Colour the Flag
brute force
,
implementation
800
x12592
1530B
Putting Plates
constructive algorithms
,
implementation
800
x15608
1530A
Binary Decimal
greedy
,
math
800
x20774
1529A
Eshag Loves Big Arrays
constructive algorithms
,
greedy
,
math
800
x29404
1527A
And Then There Were K
bitmasks
800
x34003
1526A
Mean Inequality
constructive algorithms
,
sortings
800
x23878
1525A
Potion-making
math
,
number theory
800
x25081
1523A
Game of Life
implementation
800
x13403
1520B
Ordinary Numbers
brute force
,
math
,
number theory
800
x43005
1520A
Do Not Be Distracted!
brute force
,
implementation
800
x49822
1519B
The Cake Is a Lie
dp
,
math
800
x29863
1519A
Red and Blue Beans
math
800
x28326
1517A
Sum of 2050
greedy
,
math
800
x25121
1516A
Tit for Tat
greedy
800
x23151
1515A
Phoenix and Gold
constructive algorithms
,
greedy
,
math
800
x20018
1514A
Perfectly Imperfect Array
math
,
number theory
800
x23814
1513A
Array and Peaks
constructive algorithms
,
implementation
800
x19188
1512B
Almost Rectangle
implementation
800
x25035
1512A
Spy Detected!
brute force
,
implementation
800
x60170
1511A
Review Site
greedy
800
x27174
1509A
Average Height
constructive algorithms
800
x25729
1506A
Strange Table
math
800
x30132
1504A
Déjà Vu
constructive algorithms
,
strings
800
x21420
1501A
Alexey and Train
implementation
800
x11531
1499A
Domino on Windowsill
combinatorics
,
constructive algorithms
,
math
800
x21026
1498A
GCD Sum
brute force
,
math
800
x22677
1497A
Meximization
brute force
,
data structures
,
greedy
,
sortings
800
x23908
1493A
Anti-knapsack
constructive algorithms
,
greedy
800
x19115
1492A
Three swimmers
math
800
x22453
1491A
K-th Largest Value
brute force
,
greedy
,
implementation
800
x18044
1490A
Dense Array
greedy
,
math
800
x30669
1487A
Arena
implementation
,
sortings
800
x26199
1482A
Prison Break
math
800
x20144
1481A
Space Navigation
greedy
,
strings
800
x24667
1480A
Yet Another String Game
games
,
greedy
,
strings
800
x25446
1478A
Nezzar and Colorful Balls
brute force
,
greedy
800
x25729
1474A
Puzzle From the Future
greedy
800
x22218
1473A
Replacing Elements
greedy
,
implementation
,
math
,
sortings
800
x32897
1472B
Fair Division
dp
,
greedy
,
math
800
x47674
1472A
Cards for Friends
greedy
,
math
800
x40955
1468E
Four Segments
greedy
800
x8629
1466B
Last minute enhancements
dp
,
greedy
800
x22390
1466A
Bovine Dilemma
brute force
,
geometry
,
math
800
x22284
1462B
Last Year's Substring
dp
,
implementation
,
strings
800
x26608
1462A
Favorite Sequence
implementation
,
two pointers
800
x40089
1461A
String Generation
constructive algorithms
,
greedy
800
x18408
1459A
Red-Blue Shuffle
math
,
probabilities
800
x16813
1455A
Strange Functions
math
,
number theory
800
x26049
1454B
Unique Bid Auction
implementation
800
x27606
1454A
Special Permutation
constructive algorithms
,
probabilities
800
x39359
1453A
Cancel the Trains
implementation
800
x22279
1452C
Two Brackets
greedy
800
x19039
1452A
Robot Program
math
800
x21790
1451A
Subtract or Divide
greedy
,
math
800
x23931
1450A
Avoid Trygub
constructive algorithms
,
sortings
800
x17501
1447A
Add Candies
constructive algorithms
,
math
800
x13654
1445A
Array Rearrangment
greedy
,
sortings
800
x18836
1443A
Kids Seating
constructive algorithms
,
math
800
x16078
1440A
Buy the String
implementation
,
math
800
x19510
1438A
Specific Tastes of Andre
constructive algorithms
,
implementation
800
x19111
1437A
Marketing Scheme
brute force
,
constructive algorithms
,
greedy
,
math
800
x17826
1436A
Reorder
math
800
x22428
1433B
Yet Another Bookshelf
greedy
,
implementation
800
x28002
1433A
Boring Apartments
implementation
,
math
800
x49462
1431A
Selling Hamburgers
*special problem
800
x1791
1430B
Barrels
greedy
,
implementation
,
sortings
800
x19155
1428A
Box is Pull
math
800
x16178
1426A
Floor Number
implementation
,
math
800
x45692
1422A
Fence
geometry
,
math
800
x20649
1421A
XORwice
bitmasks
,
greedy
,
math
800
x27344
1417A
Copy-paste
greedy
,
math
800
x18054
1415A
Prison Break
brute force
,
math
800
x14930
1413A
Finding Sasuke
constructive algorithms
,
math
800
x14597
1411A
In-game Chat
implementation
800
x20145
1409A
Yet Another Two Integers Problem
greedy
,
math
800
x62703
1408A
Circle Coloring
constructive algorithms
800
x12398
1405A
Permutation Forgery
constructive algorithms
800
x21245
1400A
String Similarity
constructive algorithms
,
strings
800
x26561
1399B
Gifts Fixing
greedy
800
x42436
1399A
Remove Smallest
greedy
,
sortings
800
x62960
1398B
Substring Removal Game
games
,
greedy
,
sortings
800
x24100
1398A
Bad Triangle
geometry
,
math
800
x27011
1397A
Juggling Letters
greedy
,
strings
800
x28137
1393A
Rainbow Dash, Fluttershy and Chess Coloring
greedy
,
math
800
x20219
1392B
Omkar and Infinity Clock
implementation
,
math
800
x18387
1392A
Omkar and Password
greedy
,
math
800
x20192
1391B
Fix You
brute force
,
greedy
,
implementation
800
x26100
1391A
Suborrays
constructive algorithms
,
math
800
x24016
1389A
LCM Problem
constructive algorithms
,
greedy
,
math
,
number theory
800
x38508
1388A
Captain Flint and Crew Recruitment
brute force
,
greedy
,
math
,
number theory
800
x24559
1385B
Restore the Permutation by Merger
greedy
800
x36333
1385A
Three Pairwise Maximums
math
800
x37642
1382A
Common Subsequence
brute force
800
x26091
1374A
Required Remainder
math
800
x50769
1372A
Omkar and Completion
constructive algorithms
,
implementation
800
x31473
1371A
Magical Sticks
math
800
x44416
1370A
Maximum GCD
greedy
,
implementation
,
math
,
number theory
800
x49021
1369A
FashionabLee
geometry
,
math
800
x35655
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