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Problems
#
Name
2044C
Hard Problem
greedy
,
math
800
x47034
2044B
Normal Problem
implementation
,
strings
800
x54606
2044A
Easy Problem
brute force
,
math
800
x65031
2043A
Coin Transformation
brute force
,
math
800
x27454
2042B
Game with Colored Marbles
games
,
greedy
900
x20131
2042A
Greedy Monocarp
greedy
,
sortings
800
x21227
2040B
Paint a Strip
constructive algorithms
,
greedy
,
math
1000
x24984
2040A
Game of Division
games
,
math
800
x24939
2039B
Shohag Loves Strings
constructive algorithms
,
greedy
,
implementation
,
strings
1000
x17925
2039A
Shohag Loves Mod
constructive algorithms
,
number theory
800
x18499
2038N
Fixing the Expression
implementation
800
x11696
2038J
Waiting for...
greedy
,
implementation
800
x9181
2037C
Superultra's Favorite Permutation
constructive algorithms
,
greedy
,
math
,
number theory
1000
x26440
2037B
Intercepted Inputs
brute force
,
implementation
800
x26037
2037A
Twice
implementation
800
x36920
2036B
Startup
greedy
,
sortings
800
x30386
2036A
Quintomania
implementation
800
x41898
2035B
Everyone Loves Tres
constructive algorithms
,
greedy
,
math
,
number theory
900
x21222
2035A
Sliding
implementation
,
math
800
x18146
2034B
Rakhsh's Revival
data structures
,
greedy
,
implementation
,
two pointers
1000
x16444
2034A
King Keykhosrow's Mystery
brute force
,
chinese remainder theorem
,
math
,
number theory
800
x18811
2033B
Sakurako and Water
brute force
,
constructive algorithms
,
greedy
900
x29604
2033A
Sakurako and Kosuke
constructive algorithms
,
implementation
,
math
800
x42326
2032A
Circuit
greedy
,
implementation
,
math
,
number theory
800
x25163
2031B
Penchick and Satay Sticks
brute force
,
greedy
,
sortings
900
x21518
2031A
Penchick and Modern Monument
constructive algorithms
,
dp
,
greedy
,
math
800
x21523
2030B
Minimise Oneness
combinatorics
,
constructive algorithms
,
games
,
math
800
x24324
2030A
A Gift From Orangutan
constructive algorithms
,
greedy
,
math
,
sortings
800
x28106
2029A
Set
greedy
,
math
800
x14429
2028A
Alice's Adventures in ''Chess''
brute force
,
implementation
,
math
900
x21118
2027A
Rectangle Arrangement
geometry
,
implementation
,
math
800
x22459
2026A
Perpendicular Segments
constructive algorithms
,
geometry
,
greedy
,
math
900
x20807
2025A
Two Screens
binary search
,
greedy
,
strings
,
two pointers
800
x29746
2024A
Profitable Interest Rate
greedy
,
math
800
x23382
2022A
Bus to Pénjamo
constructive algorithms
,
greedy
,
implementation
,
math
800
x17564
2021A
Meaning Mean
data structures
,
greedy
,
math
,
sortings
800
x21974
2020A
Find Minimum Operations
bitmasks
,
brute force
,
greedy
,
math
,
number theory
800
x26624
2019A
Max Plus Size
brute force
,
dp
,
greedy
800
x27803
2014B
Robin Hood and the Major Oak
math
800
x34149
2014A
Robin Helps
greedy
,
implementation
800
x47243
2013B
Battle for Survive
constructive algorithms
,
greedy
,
math
900
x29101
2013A
Zhan's Blender
constructive algorithms
,
math
800
x31771
2010B
Three Brothers
brute force
,
implementation
,
math
800
x25471
2010A
Alternating Sum of Numbers
brute force
,
implementation
,
math
800
x21986
2009B
osu!mania
brute force
,
implementation
800
x55302
2009A
Minimize!
brute force
,
math
800
x77908
2008C
Longest Good Array
binary search
,
brute force
,
math
800
x37604
2008B
Square or Not
brute force
,
math
,
strings
800
x33569
2008A
Sakurako's Exam
brute force
,
constructive algorithms
,
greedy
,
math
800
x42935
2007B
Index and Maximum Value
data structures
,
greedy
900
x26278
2007A
Dora's Set
greedy
,
math
,
number theory
800
x25595
2005B1
The Strict Teacher (Easy Version)
greedy
,
math
,
sortings
1000
x25478
2005A
Simple Palindrome
combinatorics
,
constructive algorithms
,
greedy
,
math
900
x27100
2004B
Game with Doors
brute force
,
greedy
1000
x32672
2004A
Closest Point
implementation
,
math
800
x34220
2003B
Turtle and Piggy Are Playing a Game 2
games
,
greedy
,
sortings
800
x27883
2003A
Turtle and Good Strings
greedy
,
strings
800
x33225
2002B
Removals Game
constructive algorithms
,
games
1000
x23683
2002A
Distanced Coloring
constructive algorithms
,
implementation
,
math
800
x21549
2001B
Generate Permutation
constructive algorithms
800
x26400
2001A
Make All Equal
greedy
,
implementation
800
x33364
2000C
Numeric String Template
data structures
,
strings
1000
x32581
2000B
Seating in a Bus
two pointers
800
x42080
2000A
Primary Task
implementation
,
math
,
strings
800
x45507
1999C
Showering
greedy
,
implementation
800
x42736
1999B
Card Game
brute force
,
constructive algorithms
,
implementation
1000
x43412
1999A
A+B Again?
implementation
,
math
800
x90890
1998B
Minimize Equal Sum Subarrays
constructive algorithms
,
math
,
number theory
1000
x28816
1998A
Find K Distinct Points with Fixed Center
constructive algorithms
,
implementation
,
math
800
x26399
1997A
Strong Password
brute force
,
implementation
,
strings
800
x34144
1996B
Scale
greedy
,
implementation
800
x37498
1996A
Legs
binary search
,
math
,
ternary search
800
x60595
1995A
Diagonals
brute force
,
greedy
,
implementation
,
math
800
x26701
1994A
Diverse Game
constructive algorithms
,
greedy
,
implementation
800
x22592
1993A
Question Marks
greedy
,
implementation
800
x33663
1992C
Gorilla and Permutation
constructive algorithms
,
math
900
x34196
1992B
Angry Monk
greedy
,
math
,
sortings
800
x38839
1992A
Only Pluses
brute force
,
constructive algorithms
,
greedy
,
math
,
sortings
800
x50824
1991A
Maximize the Last Element
greedy
,
implementation
800
x24714
1990A
Submission Bait
brute force
,
games
,
greedy
,
sortings
900
x27592
1989A
Catch the Coin
implementation
800
x30056
1988B
Make Majority
greedy
,
implementation
900
x27065
1988A
Split the Multiset
brute force
,
greedy
,
implementation
,
math
900
x27677
1987B
K-Sort
greedy
1000
x24523
1987A
Upload More RAM
greedy
,
math
800
x29621
1986B
Matrix Stabilization
brute force
,
data structures
,
greedy
,
sortings
1000
x30687
1986A
X Axis
brute force
,
geometry
,
math
,
sortings
800
x49342
1985D
Manhattan Circle
implementation
,
math
900
x42597
1985C
Good Prefixes
greedy
1000
x41853
1985B
Maximum Multiple Sum
brute force
,
math
,
number theory
800
x58938
1985A
Creating Words
implementation
,
strings
800
x76524
1984A
Strange Splitting
constructive algorithms
800
x23073
1983A
Array Divisibility
constructive algorithms
,
math
800
x28385
1982A
Soccer
greedy
,
implementation
,
math
,
sortings
800
x27793
1981A
Turtle and Piggy Are Playing a Game
brute force
,
greedy
,
math
800
x24469
1980B
Choosing Cubes
sortings
,
sortings
800
x39129
1980A
Problem Generator
math
800
x48680
1979B
XOR Sequences
bitmasks
,
greedy
1000
x27123
1979A
Guess the Maximum
brute force
,
greedy
,
implementation
800
x32240
1978B
New Bakery
binary search
,
greedy
,
math
,
ternary search
800
x25850
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